Home / 3,148.10-4,344.40-1,750.86

Finding the Fourth Proportional to 3,148.10, 4,344.40 and 1,750.86

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Solution

The fourth proportional to 3,148.10, 4,344.40 and 1,750.86 is: 2,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.10 : 4,344.40 = 1,750.86 : x
  2. Step 2: Convert to fraction form
    3,148.10/4,344.40 = 1,750.86/x
  3. Step 3: Cross multiply
    3,148.10x = 4,344.40 × 1,750.86
  4. Step 4: Simplify right side
    3,148.10x = 7,606,436.18
  5. Step 5: Solve for x
    x = 7,606,436.18/3,148.10
  6. Step 6: Final answer
    x = 2,416.20

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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.