Home / 1,534.14-2,302.02-712.26

Finding the Fourth Proportional to 1,534.14, 2,302.02 and 712.26

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Solution

The fourth proportional to 1,534.14, 2,302.02 and 712.26 is: 1,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.14 : 2,302.02 = 712.26 : x
  2. Step 2: Convert to fraction form
    1,534.14/2,302.02 = 712.26/x
  3. Step 3: Cross multiply
    1,534.14x = 2,302.02 × 712.26
  4. Step 4: Simplify right side
    1,534.14x = 1,639,636.77
  5. Step 5: Solve for x
    x = 1,639,636.77/1,534.14
  6. Step 6: Final answer
    x = 1,068.77

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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.