Home / 6,897.74-10,346.49-2,515.16

Finding the Fourth Proportional to 6,897.74, 10,346.49 and 2,515.16

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Solution

The fourth proportional to 6,897.74, 10,346.49 and 2,515.16 is: 3,772.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.74 : 10,346.49 = 2,515.16 : x
  2. Step 2: Convert to fraction form
    6,897.74/10,346.49 = 2,515.16/x
  3. Step 3: Cross multiply
    6,897.74x = 10,346.49 × 2,515.16
  4. Step 4: Simplify right side
    6,897.74x = 26,023,077.79
  5. Step 5: Solve for x
    x = 26,023,077.79/6,897.74
  6. Step 6: Final answer
    x = 3,772.70

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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.