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Finding the Fourth Proportional to 10,058.60, 15,080.60 and 6,763.52

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Solution

The fourth proportional to 10,058.60, 15,080.60 and 6,763.52 is: 10,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.60 : 15,080.60 = 6,763.52 : x
  2. Step 2: Convert to fraction form
    10,058.60/15,080.60 = 6,763.52/x
  3. Step 3: Cross multiply
    10,058.60x = 15,080.60 × 6,763.52
  4. Step 4: Simplify right side
    10,058.60x = 101,997,939.71
  5. Step 5: Solve for x
    x = 101,997,939.71/10,058.60
  6. Step 6: Final answer
    x = 10,140.37

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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.