Home / 4,087.29-6,130.95-1,165.62

Finding the Fourth Proportional to 4,087.29, 6,130.95 and 1,165.62

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Solution

The fourth proportional to 4,087.29, 6,130.95 and 1,165.62 is: 1,748.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.29 : 6,130.95 = 1,165.62 : x
  2. Step 2: Convert to fraction form
    4,087.29/6,130.95 = 1,165.62/x
  3. Step 3: Cross multiply
    4,087.29x = 6,130.95 × 1,165.62
  4. Step 4: Simplify right side
    4,087.29x = 7,146,357.94
  5. Step 5: Solve for x
    x = 7,146,357.94/4,087.29
  6. Step 6: Final answer
    x = 1,748.43

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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.