Home / 1,502.18-2,253.58-462.12

Finding the Fourth Proportional to 1,502.18, 2,253.58 and 462.12

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Solution

The fourth proportional to 1,502.18, 2,253.58 and 462.12 is: 693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.18 : 2,253.58 = 462.12 : x
  2. Step 2: Convert to fraction form
    1,502.18/2,253.58 = 462.12/x
  3. Step 3: Cross multiply
    1,502.18x = 2,253.58 × 462.12
  4. Step 4: Simplify right side
    1,502.18x = 1,041,424.39
  5. Step 5: Solve for x
    x = 1,041,424.39/1,502.18
  6. Step 6: Final answer
    x = 693.28

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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.