Home / 7,057.53-10,587.51-2,126.66

Finding the Fourth Proportional to 7,057.53, 10,587.51 and 2,126.66

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Solution

The fourth proportional to 7,057.53, 10,587.51 and 2,126.66 is: 3,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.53 : 10,587.51 = 2,126.66 : x
  2. Step 2: Convert to fraction form
    7,057.53/10,587.51 = 2,126.66/x
  3. Step 3: Cross multiply
    7,057.53x = 10,587.51 × 2,126.66
  4. Step 4: Simplify right side
    7,057.53x = 22,515,981.08
  5. Step 5: Solve for x
    x = 22,515,981.08/7,057.53
  6. Step 6: Final answer
    x = 3,190.35

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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.