Home / 7,488.26-10,338.24-6,657.95

Finding the Fourth Proportional to 7,488.26, 10,338.24 and 6,657.95

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Solution

The fourth proportional to 7,488.26, 10,338.24 and 6,657.95 is: 9,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.26 : 10,338.24 = 6,657.95 : x
  2. Step 2: Convert to fraction form
    7,488.26/10,338.24 = 6,657.95/x
  3. Step 3: Cross multiply
    7,488.26x = 10,338.24 × 6,657.95
  4. Step 4: Simplify right side
    7,488.26x = 68,831,485.01
  5. Step 5: Solve for x
    x = 68,831,485.01/7,488.26
  6. Step 6: Final answer
    x = 9,191.92

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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.