Home / 6,417.05-9,614.63-5,185.04

Finding the Fourth Proportional to 6,417.05, 9,614.63 and 5,185.04

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Solution

The fourth proportional to 6,417.05, 9,614.63 and 5,185.04 is: 7,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.05 : 9,614.63 = 5,185.04 : x
  2. Step 2: Convert to fraction form
    6,417.05/9,614.63 = 5,185.04/x
  3. Step 3: Cross multiply
    6,417.05x = 9,614.63 × 5,185.04
  4. Step 4: Simplify right side
    6,417.05x = 49,852,206.02
  5. Step 5: Solve for x
    x = 49,852,206.02/6,417.05
  6. Step 6: Final answer
    x = 7,768.72

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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.