Home / 1,573.38-2,360.34-707.76

Finding the Fourth Proportional to 1,573.38, 2,360.34 and 707.76

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Solution

The fourth proportional to 1,573.38, 2,360.34 and 707.76 is: 1,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.38 : 2,360.34 = 707.76 : x
  2. Step 2: Convert to fraction form
    1,573.38/2,360.34 = 707.76/x
  3. Step 3: Cross multiply
    1,573.38x = 2,360.34 × 707.76
  4. Step 4: Simplify right side
    1,573.38x = 1,670,554.24
  5. Step 5: Solve for x
    x = 1,670,554.24/1,573.38
  6. Step 6: Final answer
    x = 1,061.76

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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.