Home / 1,164.65-1,746.56-424.04

Finding the Fourth Proportional to 1,164.65, 1,746.56 and 424.04

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Solution

The fourth proportional to 1,164.65, 1,746.56 and 424.04 is: 635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.65 : 1,746.56 = 424.04 : x
  2. Step 2: Convert to fraction form
    1,164.65/1,746.56 = 424.04/x
  3. Step 3: Cross multiply
    1,164.65x = 1,746.56 × 424.04
  4. Step 4: Simplify right side
    1,164.65x = 740,603.63
  5. Step 5: Solve for x
    x = 740,603.63/1,164.65
  6. Step 6: Final answer
    x = 635.90

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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.