Home / 2,897.10-4,338.56-2,616.30

Finding the Fourth Proportional to 2,897.10, 4,338.56 and 2,616.30

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Solution

The fourth proportional to 2,897.10, 4,338.56 and 2,616.30 is: 3,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.10 : 4,338.56 = 2,616.30 : x
  2. Step 2: Convert to fraction form
    2,897.10/4,338.56 = 2,616.30/x
  3. Step 3: Cross multiply
    2,897.10x = 4,338.56 × 2,616.30
  4. Step 4: Simplify right side
    2,897.10x = 11,350,946.61
  5. Step 5: Solve for x
    x = 11,350,946.61/2,897.10
  6. Step 6: Final answer
    x = 3,918.04

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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.