Home / 6,885.27-10,326.06-2,988.75

Finding the Fourth Proportional to 6,885.27, 10,326.06 and 2,988.75

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Solution

The fourth proportional to 6,885.27, 10,326.06 and 2,988.75 is: 4,482.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.27 : 10,326.06 = 2,988.75 : x
  2. Step 2: Convert to fraction form
    6,885.27/10,326.06 = 2,988.75/x
  3. Step 3: Cross multiply
    6,885.27x = 10,326.06 × 2,988.75
  4. Step 4: Simplify right side
    6,885.27x = 30,862,011.83
  5. Step 5: Solve for x
    x = 30,862,011.83/6,885.27
  6. Step 6: Final answer
    x = 4,482.32

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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.