Home / 7,540.83-10,412.46-4,711.50

Finding the Fourth Proportional to 7,540.83, 10,412.46 and 4,711.50

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Solution

The fourth proportional to 7,540.83, 10,412.46 and 4,711.50 is: 6,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.83 : 10,412.46 = 4,711.50 : x
  2. Step 2: Convert to fraction form
    7,540.83/10,412.46 = 4,711.50/x
  3. Step 3: Cross multiply
    7,540.83x = 10,412.46 × 4,711.50
  4. Step 4: Simplify right side
    7,540.83x = 49,058,305.29
  5. Step 5: Solve for x
    x = 49,058,305.29/7,540.83
  6. Step 6: Final answer
    x = 6,505.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.