Home / 9,011.04-13,500.35-5,499.21

Finding the Fourth Proportional to 9,011.04, 13,500.35 and 5,499.21

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Solution

The fourth proportional to 9,011.04, 13,500.35 and 5,499.21 is: 8,238.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.04 : 13,500.35 = 5,499.21 : x
  2. Step 2: Convert to fraction form
    9,011.04/13,500.35 = 5,499.21/x
  3. Step 3: Cross multiply
    9,011.04x = 13,500.35 × 5,499.21
  4. Step 4: Simplify right side
    9,011.04x = 74,241,259.72
  5. Step 5: Solve for x
    x = 74,241,259.72/9,011.04
  6. Step 6: Final answer
    x = 8,238.92

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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.