Home / 7,451.51-10,282.48-4,307.90

Finding the Fourth Proportional to 7,451.51, 10,282.48 and 4,307.90

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Solution

The fourth proportional to 7,451.51, 10,282.48 and 4,307.90 is: 5,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.51 : 10,282.48 = 4,307.90 : x
  2. Step 2: Convert to fraction form
    7,451.51/10,282.48 = 4,307.90/x
  3. Step 3: Cross multiply
    7,451.51x = 10,282.48 × 4,307.90
  4. Step 4: Simplify right side
    7,451.51x = 44,295,833.41
  5. Step 5: Solve for x
    x = 44,295,833.41/7,451.51
  6. Step 6: Final answer
    x = 5,944.55

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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.