Home / 5,108.16-7,661.40-1,598.28

Finding the Fourth Proportional to 5,108.16, 7,661.40 and 1,598.28

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Solution

The fourth proportional to 5,108.16, 7,661.40 and 1,598.28 is: 2,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.16 : 7,661.40 = 1,598.28 : x
  2. Step 2: Convert to fraction form
    5,108.16/7,661.40 = 1,598.28/x
  3. Step 3: Cross multiply
    5,108.16x = 7,661.40 × 1,598.28
  4. Step 4: Simplify right side
    5,108.16x = 12,245,062.39
  5. Step 5: Solve for x
    x = 12,245,062.39/5,108.16
  6. Step 6: Final answer
    x = 2,397.16

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Similar ratio
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1.5x scale

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.