Home / 7,654.04-11,478.94-2,106.08

Finding the Fourth Proportional to 7,654.04, 11,478.94 and 2,106.08

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Solution

The fourth proportional to 7,654.04, 11,478.94 and 2,106.08 is: 3,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.04 : 11,478.94 = 2,106.08 : x
  2. Step 2: Convert to fraction form
    7,654.04/11,478.94 = 2,106.08/x
  3. Step 3: Cross multiply
    7,654.04x = 11,478.94 × 2,106.08
  4. Step 4: Simplify right side
    7,654.04x = 24,175,565.96
  5. Step 5: Solve for x
    x = 24,175,565.96/7,654.04
  6. Step 6: Final answer
    x = 3,158.54

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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.