Home / 9,631.04-14,446.56-3,790.40

Finding the Fourth Proportional to 9,631.04, 14,446.56 and 3,790.40

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Solution

The fourth proportional to 9,631.04, 14,446.56 and 3,790.40 is: 5,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.04 : 14,446.56 = 3,790.40 : x
  2. Step 2: Convert to fraction form
    9,631.04/14,446.56 = 3,790.40/x
  3. Step 3: Cross multiply
    9,631.04x = 14,446.56 × 3,790.40
  4. Step 4: Simplify right side
    9,631.04x = 54,758,241.02
  5. Step 5: Solve for x
    x = 54,758,241.02/9,631.04
  6. Step 6: Final answer
    x = 5,685.60

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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.