Home / 1,156.13-1,595.40-632.06

Finding the Fourth Proportional to 1,156.13, 1,595.40 and 632.06

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Solution

The fourth proportional to 1,156.13, 1,595.40 and 632.06 is: 872.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156.13 : 1,595.40 = 632.06 : x
  2. Step 2: Convert to fraction form
    1,156.13/1,595.40 = 632.06/x
  3. Step 3: Cross multiply
    1,156.13x = 1,595.40 × 632.06
  4. Step 4: Simplify right side
    1,156.13x = 1,008,388.52
  5. Step 5: Solve for x
    x = 1,008,388.52/1,156.13
  6. Step 6: Final answer
    x = 872.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.