Home / 7,353.27-10,157.84-6,688.95

Finding the Fourth Proportional to 7,353.27, 10,157.84 and 6,688.95

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Solution

The fourth proportional to 7,353.27, 10,157.84 and 6,688.95 is: 9,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.27 : 10,157.84 = 6,688.95 : x
  2. Step 2: Convert to fraction form
    7,353.27/10,157.84 = 6,688.95/x
  3. Step 3: Cross multiply
    7,353.27x = 10,157.84 × 6,688.95
  4. Step 4: Simplify right side
    7,353.27x = 67,945,283.87
  5. Step 5: Solve for x
    x = 67,945,283.87/7,353.27
  6. Step 6: Final answer
    x = 9,240.15

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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.