Home / 7,547.40-10,425.38-6,292.56

Finding the Fourth Proportional to 7,547.40, 10,425.38 and 6,292.56

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Solution

The fourth proportional to 7,547.40, 10,425.38 and 6,292.56 is: 8,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.40 : 10,425.38 = 6,292.56 : x
  2. Step 2: Convert to fraction form
    7,547.40/10,425.38 = 6,292.56/x
  3. Step 3: Cross multiply
    7,547.40x = 10,425.38 × 6,292.56
  4. Step 4: Simplify right side
    7,547.40x = 65,602,329.17
  5. Step 5: Solve for x
    x = 65,602,329.17/7,547.40
  6. Step 6: Final answer
    x = 8,692.04

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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.