Home / 7,052.16-10,581.71-4,985.45

Finding the Fourth Proportional to 7,052.16, 10,581.71 and 4,985.45

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Solution

The fourth proportional to 7,052.16, 10,581.71 and 4,985.45 is: 7,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.16 : 10,581.71 = 4,985.45 : x
  2. Step 2: Convert to fraction form
    7,052.16/10,581.71 = 4,985.45/x
  3. Step 3: Cross multiply
    7,052.16x = 10,581.71 × 4,985.45
  4. Step 4: Simplify right side
    7,052.16x = 52,754,547.97
  5. Step 5: Solve for x
    x = 52,754,547.97/7,052.16
  6. Step 6: Final answer
    x = 7,480.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.