Home / 7,249.08-10,003.50-4,265.40

Finding the Fourth Proportional to 7,249.08, 10,003.50 and 4,265.40

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Solution

The fourth proportional to 7,249.08, 10,003.50 and 4,265.40 is: 5,886.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.08 : 10,003.50 = 4,265.40 : x
  2. Step 2: Convert to fraction form
    7,249.08/10,003.50 = 4,265.40/x
  3. Step 3: Cross multiply
    7,249.08x = 10,003.50 × 4,265.40
  4. Step 4: Simplify right side
    7,249.08x = 42,668,928.90
  5. Step 5: Solve for x
    x = 42,668,928.90/7,249.08
  6. Step 6: Final answer
    x = 5,886.12

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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.