Home / 8,340.30-12,516.75-5,701.50

Finding the Fourth Proportional to 8,340.30, 12,516.75 and 5,701.50

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Solution

The fourth proportional to 8,340.30, 12,516.75 and 5,701.50 is: 8,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.30 : 12,516.75 = 5,701.50 : x
  2. Step 2: Convert to fraction form
    8,340.30/12,516.75 = 5,701.50/x
  3. Step 3: Cross multiply
    8,340.30x = 12,516.75 × 5,701.50
  4. Step 4: Simplify right side
    8,340.30x = 71,364,250.13
  5. Step 5: Solve for x
    x = 71,364,250.13/8,340.30
  6. Step 6: Final answer
    x = 8,556.56

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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.