Home / 8,667.28-13,003.08-3,473.02

Finding the Fourth Proportional to 8,667.28, 13,003.08 and 3,473.02

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Solution

The fourth proportional to 8,667.28, 13,003.08 and 3,473.02 is: 5,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.28 : 13,003.08 = 3,473.02 : x
  2. Step 2: Convert to fraction form
    8,667.28/13,003.08 = 3,473.02/x
  3. Step 3: Cross multiply
    8,667.28x = 13,003.08 × 3,473.02
  4. Step 4: Simplify right side
    8,667.28x = 45,159,956.90
  5. Step 5: Solve for x
    x = 45,159,956.90/8,667.28
  6. Step 6: Final answer
    x = 5,210.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.