Home / 9,439.04-14,158.64-2,865.22

Finding the Fourth Proportional to 9,439.04, 14,158.64 and 2,865.22

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Solution

The fourth proportional to 9,439.04, 14,158.64 and 2,865.22 is: 4,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.04 : 14,158.64 = 2,865.22 : x
  2. Step 2: Convert to fraction form
    9,439.04/14,158.64 = 2,865.22/x
  3. Step 3: Cross multiply
    9,439.04x = 14,158.64 × 2,865.22
  4. Step 4: Simplify right side
    9,439.04x = 40,567,568.78
  5. Step 5: Solve for x
    x = 40,567,568.78/9,439.04
  6. Step 6: Final answer
    x = 4,297.85

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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.