Home / 1,053.56-1,577.90-566.40

Finding the Fourth Proportional to 1,053.56, 1,577.90 and 566.40

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Solution

The fourth proportional to 1,053.56, 1,577.90 and 566.40 is: 848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.56 : 1,577.90 = 566.40 : x
  2. Step 2: Convert to fraction form
    1,053.56/1,577.90 = 566.40/x
  3. Step 3: Cross multiply
    1,053.56x = 1,577.90 × 566.40
  4. Step 4: Simplify right side
    1,053.56x = 893,722.56
  5. Step 5: Solve for x
    x = 893,722.56/1,053.56
  6. Step 6: Final answer
    x = 848.29

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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.