Home / 8,250.95-12,359.67-6,587.89

Finding the Fourth Proportional to 8,250.95, 12,359.67 and 6,587.89

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Solution

The fourth proportional to 8,250.95, 12,359.67 and 6,587.89 is: 9,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.95 : 12,359.67 = 6,587.89 : x
  2. Step 2: Convert to fraction form
    8,250.95/12,359.67 = 6,587.89/x
  3. Step 3: Cross multiply
    8,250.95x = 12,359.67 × 6,587.89
  4. Step 4: Simplify right side
    8,250.95x = 81,424,146.40
  5. Step 5: Solve for x
    x = 81,424,146.40/8,250.95
  6. Step 6: Final answer
    x = 9,868.46

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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.