Home / 2,909.48-4,365.93-1,154.66

Finding the Fourth Proportional to 2,909.48, 4,365.93 and 1,154.66

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Solution

The fourth proportional to 2,909.48, 4,365.93 and 1,154.66 is: 1,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.48 : 4,365.93 = 1,154.66 : x
  2. Step 2: Convert to fraction form
    2,909.48/4,365.93 = 1,154.66/x
  3. Step 3: Cross multiply
    2,909.48x = 4,365.93 × 1,154.66
  4. Step 4: Simplify right side
    2,909.48x = 5,041,142.90
  5. Step 5: Solve for x
    x = 5,041,142.90/2,909.48
  6. Step 6: Final answer
    x = 1,732.66

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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.