Home / 7,557.45-10,427.67-4,572.69

Finding the Fourth Proportional to 7,557.45, 10,427.67 and 4,572.69

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Solution

The fourth proportional to 7,557.45, 10,427.67 and 4,572.69 is: 6,309.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.45 : 10,427.67 = 4,572.69 : x
  2. Step 2: Convert to fraction form
    7,557.45/10,427.67 = 4,572.69/x
  3. Step 3: Cross multiply
    7,557.45x = 10,427.67 × 4,572.69
  4. Step 4: Simplify right side
    7,557.45x = 47,682,502.33
  5. Step 5: Solve for x
    x = 47,682,502.33/7,557.45
  6. Step 6: Final answer
    x = 6,309.34

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Half scale
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Double scale
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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.