Home / 7,836.04-11,758.65-2,909.08

Finding the Fourth Proportional to 7,836.04, 11,758.65 and 2,909.08

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Solution

The fourth proportional to 7,836.04, 11,758.65 and 2,909.08 is: 4,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.04 : 11,758.65 = 2,909.08 : x
  2. Step 2: Convert to fraction form
    7,836.04/11,758.65 = 2,909.08/x
  3. Step 3: Cross multiply
    7,836.04x = 11,758.65 × 2,909.08
  4. Step 4: Simplify right side
    7,836.04x = 34,206,780.20
  5. Step 5: Solve for x
    x = 34,206,780.20/7,836.04
  6. Step 6: Final answer
    x = 4,365.32

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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.