Home / 6,598.10-9,897.15-2,215.70

Finding the Fourth Proportional to 6,598.10, 9,897.15 and 2,215.70

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Solution

The fourth proportional to 6,598.10, 9,897.15 and 2,215.70 is: 3,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.10 : 9,897.15 = 2,215.70 : x
  2. Step 2: Convert to fraction form
    6,598.10/9,897.15 = 2,215.70/x
  3. Step 3: Cross multiply
    6,598.10x = 9,897.15 × 2,215.70
  4. Step 4: Simplify right side
    6,598.10x = 21,929,115.26
  5. Step 5: Solve for x
    x = 21,929,115.26/6,598.10
  6. Step 6: Final answer
    x = 3,323.55

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Double scale
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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.