Home / 1,349.18-2,024.26-471.81

Finding the Fourth Proportional to 1,349.18, 2,024.26 and 471.81

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Solution

The fourth proportional to 1,349.18, 2,024.26 and 471.81 is: 707.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.18 : 2,024.26 = 471.81 : x
  2. Step 2: Convert to fraction form
    1,349.18/2,024.26 = 471.81/x
  3. Step 3: Cross multiply
    1,349.18x = 2,024.26 × 471.81
  4. Step 4: Simplify right side
    1,349.18x = 955,066.11
  5. Step 5: Solve for x
    x = 955,066.11/1,349.18
  6. Step 6: Final answer
    x = 707.89

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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.