Home / 7,393.40-10,200.44-4,876.75

Finding the Fourth Proportional to 7,393.40, 10,200.44 and 4,876.75

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Solution

The fourth proportional to 7,393.40, 10,200.44 and 4,876.75 is: 6,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.40 : 10,200.44 = 4,876.75 : x
  2. Step 2: Convert to fraction form
    7,393.40/10,200.44 = 4,876.75/x
  3. Step 3: Cross multiply
    7,393.40x = 10,200.44 × 4,876.75
  4. Step 4: Simplify right side
    7,393.40x = 49,745,020.71
  5. Step 5: Solve for x
    x = 49,745,020.71/7,393.40
  6. Step 6: Final answer
    x = 6,728.30

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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.