Home / 1,539.79-2,309.88-566.57

Finding the Fourth Proportional to 1,539.79, 2,309.88 and 566.57

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Solution

The fourth proportional to 1,539.79, 2,309.88 and 566.57 is: 849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.79 : 2,309.88 = 566.57 : x
  2. Step 2: Convert to fraction form
    1,539.79/2,309.88 = 566.57/x
  3. Step 3: Cross multiply
    1,539.79x = 2,309.88 × 566.57
  4. Step 4: Simplify right side
    1,539.79x = 1,308,708.71
  5. Step 5: Solve for x
    x = 1,308,708.71/1,539.79
  6. Step 6: Final answer
    x = 849.93

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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.