Home / 7,371.52-10,176.48-5,689.16

Finding the Fourth Proportional to 7,371.52, 10,176.48 and 5,689.16

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Solution

The fourth proportional to 7,371.52, 10,176.48 and 5,689.16 is: 7,853.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.52 : 10,176.48 = 5,689.16 : x
  2. Step 2: Convert to fraction form
    7,371.52/10,176.48 = 5,689.16/x
  3. Step 3: Cross multiply
    7,371.52x = 10,176.48 × 5,689.16
  4. Step 4: Simplify right side
    7,371.52x = 57,895,622.96
  5. Step 5: Solve for x
    x = 57,895,622.96/7,371.52
  6. Step 6: Final answer
    x = 7,853.96

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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.