Home / 1,153.16-1,726.98-632.36

Finding the Fourth Proportional to 1,153.16, 1,726.98 and 632.36

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Solution

The fourth proportional to 1,153.16, 1,726.98 and 632.36 is: 947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153.16 : 1,726.98 = 632.36 : x
  2. Step 2: Convert to fraction form
    1,153.16/1,726.98 = 632.36/x
  3. Step 3: Cross multiply
    1,153.16x = 1,726.98 × 632.36
  4. Step 4: Simplify right side
    1,153.16x = 1,092,073.07
  5. Step 5: Solve for x
    x = 1,092,073.07/1,153.16
  6. Step 6: Final answer
    x = 947.03

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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.