Home / 7,619.54-10,516.18-4,475.70

Finding the Fourth Proportional to 7,619.54, 10,516.18 and 4,475.70

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Solution

The fourth proportional to 7,619.54, 10,516.18 and 4,475.70 is: 6,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.54 : 10,516.18 = 4,475.70 : x
  2. Step 2: Convert to fraction form
    7,619.54/10,516.18 = 4,475.70/x
  3. Step 3: Cross multiply
    7,619.54x = 10,516.18 × 4,475.70
  4. Step 4: Simplify right side
    7,619.54x = 47,067,266.83
  5. Step 5: Solve for x
    x = 47,067,266.83/7,619.54
  6. Step 6: Final answer
    x = 6,177.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.