Home / 4,046.81-6,070.65-1,125.13

Finding the Fourth Proportional to 4,046.81, 6,070.65 and 1,125.13

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Solution

The fourth proportional to 4,046.81, 6,070.65 and 1,125.13 is: 1,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.81 : 6,070.65 = 1,125.13 : x
  2. Step 2: Convert to fraction form
    4,046.81/6,070.65 = 1,125.13/x
  3. Step 3: Cross multiply
    4,046.81x = 6,070.65 × 1,125.13
  4. Step 4: Simplify right side
    4,046.81x = 6,830,270.43
  5. Step 5: Solve for x
    x = 6,830,270.43/4,046.81
  6. Step 6: Final answer
    x = 1,687.82

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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.