Home / 1,573.18-2,360.26-649.17

Finding the Fourth Proportional to 1,573.18, 2,360.26 and 649.17

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Solution

The fourth proportional to 1,573.18, 2,360.26 and 649.17 is: 973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.18 : 2,360.26 = 649.17 : x
  2. Step 2: Convert to fraction form
    1,573.18/2,360.26 = 649.17/x
  3. Step 3: Cross multiply
    1,573.18x = 2,360.26 × 649.17
  4. Step 4: Simplify right side
    1,573.18x = 1,532,209.98
  5. Step 5: Solve for x
    x = 1,532,209.98/1,573.18
  6. Step 6: Final answer
    x = 973.96

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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.