Home / 9,423.56-14,123.04-3,870.32

Finding the Fourth Proportional to 9,423.56, 14,123.04 and 3,870.32

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Solution

The fourth proportional to 9,423.56, 14,123.04 and 3,870.32 is: 5,800.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.56 : 14,123.04 = 3,870.32 : x
  2. Step 2: Convert to fraction form
    9,423.56/14,123.04 = 3,870.32/x
  3. Step 3: Cross multiply
    9,423.56x = 14,123.04 × 3,870.32
  4. Step 4: Simplify right side
    9,423.56x = 54,660,684.17
  5. Step 5: Solve for x
    x = 54,660,684.17/9,423.56
  6. Step 6: Final answer
    x = 5,800.43

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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.