Home / 3,162.24-4,708.80-3,045.60

Finding the Fourth Proportional to 3,162.24, 4,708.80 and 3,045.60

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Solution

The fourth proportional to 3,162.24, 4,708.80 and 3,045.60 is: 4,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.24 : 4,708.80 = 3,045.60 : x
  2. Step 2: Convert to fraction form
    3,162.24/4,708.80 = 3,045.60/x
  3. Step 3: Cross multiply
    3,162.24x = 4,708.80 × 3,045.60
  4. Step 4: Simplify right side
    3,162.24x = 14,341,121.28
  5. Step 5: Solve for x
    x = 14,341,121.28/3,162.24
  6. Step 6: Final answer
    x = 4,535.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.