Home / 7,543.60-11,315.40-2,349.48

Finding the Fourth Proportional to 7,543.60, 11,315.40 and 2,349.48

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Solution

The fourth proportional to 7,543.60, 11,315.40 and 2,349.48 is: 3,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.60 : 11,315.40 = 2,349.48 : x
  2. Step 2: Convert to fraction form
    7,543.60/11,315.40 = 2,349.48/x
  3. Step 3: Cross multiply
    7,543.60x = 11,315.40 × 2,349.48
  4. Step 4: Simplify right side
    7,543.60x = 26,585,305.99
  5. Step 5: Solve for x
    x = 26,585,305.99/7,543.60
  6. Step 6: Final answer
    x = 3,524.22

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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.