Home / 7,547.76-10,417.14-5,776.02

Finding the Fourth Proportional to 7,547.76, 10,417.14 and 5,776.02

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Solution

The fourth proportional to 7,547.76, 10,417.14 and 5,776.02 is: 7,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.76 : 10,417.14 = 5,776.02 : x
  2. Step 2: Convert to fraction form
    7,547.76/10,417.14 = 5,776.02/x
  3. Step 3: Cross multiply
    7,547.76x = 10,417.14 × 5,776.02
  4. Step 4: Simplify right side
    7,547.76x = 60,169,608.98
  5. Step 5: Solve for x
    x = 60,169,608.98/7,547.76
  6. Step 6: Final answer
    x = 7,971.85

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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.