Home / 7,512.60-11,259.18-5,043.72

Finding the Fourth Proportional to 7,512.60, 11,259.18 and 5,043.72

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Solution

The fourth proportional to 7,512.60, 11,259.18 and 5,043.72 is: 7,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.60 : 11,259.18 = 5,043.72 : x
  2. Step 2: Convert to fraction form
    7,512.60/11,259.18 = 5,043.72/x
  3. Step 3: Cross multiply
    7,512.60x = 11,259.18 × 5,043.72
  4. Step 4: Simplify right side
    7,512.60x = 56,788,151.35
  5. Step 5: Solve for x
    x = 56,788,151.35/7,512.60
  6. Step 6: Final answer
    x = 7,559.05

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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.