Home / 2,909.40-4,365.45-1,524.30

Finding the Fourth Proportional to 2,909.40, 4,365.45 and 1,524.30

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Solution

The fourth proportional to 2,909.40, 4,365.45 and 1,524.30 is: 2,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.40 : 4,365.45 = 1,524.30 : x
  2. Step 2: Convert to fraction form
    2,909.40/4,365.45 = 1,524.30/x
  3. Step 3: Cross multiply
    2,909.40x = 4,365.45 × 1,524.30
  4. Step 4: Simplify right side
    2,909.40x = 6,654,255.44
  5. Step 5: Solve for x
    x = 6,654,255.44/2,909.40
  6. Step 6: Final answer
    x = 2,287.16

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1.5x scale

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.