Home / 7,043.45-9,719.87-4,248.95

Finding the Fourth Proportional to 7,043.45, 9,719.87 and 4,248.95

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Solution

The fourth proportional to 7,043.45, 9,719.87 and 4,248.95 is: 5,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.45 : 9,719.87 = 4,248.95 : x
  2. Step 2: Convert to fraction form
    7,043.45/9,719.87 = 4,248.95/x
  3. Step 3: Cross multiply
    7,043.45x = 9,719.87 × 4,248.95
  4. Step 4: Simplify right side
    7,043.45x = 41,299,171.79
  5. Step 5: Solve for x
    x = 41,299,171.79/7,043.45
  6. Step 6: Final answer
    x = 5,863.49

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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.