Home / 4,100.12-6,148.76-1,600.72

Finding the Fourth Proportional to 4,100.12, 6,148.76 and 1,600.72

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Solution

The fourth proportional to 4,100.12, 6,148.76 and 1,600.72 is: 2,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.12 : 6,148.76 = 1,600.72 : x
  2. Step 2: Convert to fraction form
    4,100.12/6,148.76 = 1,600.72/x
  3. Step 3: Cross multiply
    4,100.12x = 6,148.76 × 1,600.72
  4. Step 4: Simplify right side
    4,100.12x = 9,842,443.11
  5. Step 5: Solve for x
    x = 9,842,443.11/4,100.12
  6. Step 6: Final answer
    x = 2,400.53

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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.