Home / 9,439.04-13,027.38-5,462.57

Finding the Fourth Proportional to 9,439.04, 13,027.38 and 5,462.57

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Solution

The fourth proportional to 9,439.04, 13,027.38 and 5,462.57 is: 7,539.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.04 : 13,027.38 = 5,462.57 : x
  2. Step 2: Convert to fraction form
    9,439.04/13,027.38 = 5,462.57/x
  3. Step 3: Cross multiply
    9,439.04x = 13,027.38 × 5,462.57
  4. Step 4: Simplify right side
    9,439.04x = 71,162,975.17
  5. Step 5: Solve for x
    x = 71,162,975.17/9,439.04
  6. Step 6: Final answer
    x = 7,539.22

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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.