Home / 4,165.60-6,248.46-1,243.93

Finding the Fourth Proportional to 4,165.60, 6,248.46 and 1,243.93

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Solution

The fourth proportional to 4,165.60, 6,248.46 and 1,243.93 is: 1,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.60 : 6,248.46 = 1,243.93 : x
  2. Step 2: Convert to fraction form
    4,165.60/6,248.46 = 1,243.93/x
  3. Step 3: Cross multiply
    4,165.60x = 6,248.46 × 1,243.93
  4. Step 4: Simplify right side
    4,165.60x = 7,772,646.85
  5. Step 5: Solve for x
    x = 7,772,646.85/4,165.60
  6. Step 6: Final answer
    x = 1,865.91

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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.