Home / 7,041.32-9,718.02-4,454.48

Finding the Fourth Proportional to 7,041.32, 9,718.02 and 4,454.48

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Solution

The fourth proportional to 7,041.32, 9,718.02 and 4,454.48 is: 6,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.32 : 9,718.02 = 4,454.48 : x
  2. Step 2: Convert to fraction form
    7,041.32/9,718.02 = 4,454.48/x
  3. Step 3: Cross multiply
    7,041.32x = 9,718.02 × 4,454.48
  4. Step 4: Simplify right side
    7,041.32x = 43,288,725.73
  5. Step 5: Solve for x
    x = 43,288,725.73/7,041.32
  6. Step 6: Final answer
    x = 6,147.81

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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.