Home / 5,587.06-8,381.40-4,610.20

Finding the Fourth Proportional to 5,587.06, 8,381.40 and 4,610.20

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Solution

The fourth proportional to 5,587.06, 8,381.40 and 4,610.20 is: 6,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.06 : 8,381.40 = 4,610.20 : x
  2. Step 2: Convert to fraction form
    5,587.06/8,381.40 = 4,610.20/x
  3. Step 3: Cross multiply
    5,587.06x = 8,381.40 × 4,610.20
  4. Step 4: Simplify right side
    5,587.06x = 38,639,930.28
  5. Step 5: Solve for x
    x = 38,639,930.28/5,587.06
  6. Step 6: Final answer
    x = 6,915.97

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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.