Home / 7,242.46-10,877.06-4,338.60

Finding the Fourth Proportional to 7,242.46, 10,877.06 and 4,338.60

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Solution

The fourth proportional to 7,242.46, 10,877.06 and 4,338.60 is: 6,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242.46 : 10,877.06 = 4,338.60 : x
  2. Step 2: Convert to fraction form
    7,242.46/10,877.06 = 4,338.60/x
  3. Step 3: Cross multiply
    7,242.46x = 10,877.06 × 4,338.60
  4. Step 4: Simplify right side
    7,242.46x = 47,191,212.52
  5. Step 5: Solve for x
    x = 47,191,212.52/7,242.46
  6. Step 6: Final answer
    x = 6,515.91

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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.