Home / 7,412.90-10,227.26-4,577.31

Finding the Fourth Proportional to 7,412.90, 10,227.26 and 4,577.31

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Solution

The fourth proportional to 7,412.90, 10,227.26 and 4,577.31 is: 6,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.90 : 10,227.26 = 4,577.31 : x
  2. Step 2: Convert to fraction form
    7,412.90/10,227.26 = 4,577.31/x
  3. Step 3: Cross multiply
    7,412.90x = 10,227.26 × 4,577.31
  4. Step 4: Simplify right side
    7,412.90x = 46,813,350.91
  5. Step 5: Solve for x
    x = 46,813,350.91/7,412.90
  6. Step 6: Final answer
    x = 6,315.12

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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.