Home / 6,440.01-9,660.02-3,516.72

Finding the Fourth Proportional to 6,440.01, 9,660.02 and 3,516.72

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Solution

The fourth proportional to 6,440.01, 9,660.02 and 3,516.72 is: 5,275.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.01 : 9,660.02 = 3,516.72 : x
  2. Step 2: Convert to fraction form
    6,440.01/9,660.02 = 3,516.72/x
  3. Step 3: Cross multiply
    6,440.01x = 9,660.02 × 3,516.72
  4. Step 4: Simplify right side
    6,440.01x = 33,971,585.53
  5. Step 5: Solve for x
    x = 33,971,585.53/6,440.01
  6. Step 6: Final answer
    x = 5,275.08

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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.