Home / 1,060.40-1,463.36-581.87

Finding the Fourth Proportional to 1,060.40, 1,463.36 and 581.87

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Solution

The fourth proportional to 1,060.40, 1,463.36 and 581.87 is: 802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.40 : 1,463.36 = 581.87 : x
  2. Step 2: Convert to fraction form
    1,060.40/1,463.36 = 581.87/x
  3. Step 3: Cross multiply
    1,060.40x = 1,463.36 × 581.87
  4. Step 4: Simplify right side
    1,060.40x = 851,479.42
  5. Step 5: Solve for x
    x = 851,479.42/1,060.40
  6. Step 6: Final answer
    x = 802.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.