Home / 1,534.24-2,301.12-841.25

Finding the Fourth Proportional to 1,534.24, 2,301.12 and 841.25

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Solution

The fourth proportional to 1,534.24, 2,301.12 and 841.25 is: 1,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.24 : 2,301.12 = 841.25 : x
  2. Step 2: Convert to fraction form
    1,534.24/2,301.12 = 841.25/x
  3. Step 3: Cross multiply
    1,534.24x = 2,301.12 × 841.25
  4. Step 4: Simplify right side
    1,534.24x = 1,935,801.49
  5. Step 5: Solve for x
    x = 1,935,801.49/1,534.24
  6. Step 6: Final answer
    x = 1,261.74

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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.