Home / 7,575.96-10,451.44-4,430.76

Finding the Fourth Proportional to 7,575.96, 10,451.44 and 4,430.76

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Solution

The fourth proportional to 7,575.96, 10,451.44 and 4,430.76 is: 6,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.96 : 10,451.44 = 4,430.76 : x
  2. Step 2: Convert to fraction form
    7,575.96/10,451.44 = 4,430.76/x
  3. Step 3: Cross multiply
    7,575.96x = 10,451.44 × 4,430.76
  4. Step 4: Simplify right side
    7,575.96x = 46,307,822.29
  5. Step 5: Solve for x
    x = 46,307,822.29/7,575.96
  6. Step 6: Final answer
    x = 6,112.47

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Half scale
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Double scale
Find fourth proportional to 7,576.96, 10,452.82 and 4,431.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.