Home / 1,532.59-2,290.95-1,138.93

Finding the Fourth Proportional to 1,532.59, 2,290.95 and 1,138.93

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Solution

The fourth proportional to 1,532.59, 2,290.95 and 1,138.93 is: 1,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.59 : 2,290.95 = 1,138.93 : x
  2. Step 2: Convert to fraction form
    1,532.59/2,290.95 = 1,138.93/x
  3. Step 3: Cross multiply
    1,532.59x = 2,290.95 × 1,138.93
  4. Step 4: Simplify right side
    1,532.59x = 2,609,225.96
  5. Step 5: Solve for x
    x = 2,609,225.96/1,532.59
  6. Step 6: Final answer
    x = 1,702.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.