Home / 1,335.08-2,001.66-502.02

Finding the Fourth Proportional to 1,335.08, 2,001.66 and 502.02

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Solution

The fourth proportional to 1,335.08, 2,001.66 and 502.02 is: 752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.08 : 2,001.66 = 502.02 : x
  2. Step 2: Convert to fraction form
    1,335.08/2,001.66 = 502.02/x
  3. Step 3: Cross multiply
    1,335.08x = 2,001.66 × 502.02
  4. Step 4: Simplify right side
    1,335.08x = 1,004,866.79
  5. Step 5: Solve for x
    x = 1,004,866.79/1,335.08
  6. Step 6: Final answer
    x = 752.66

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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.