Home / 4,147.51-6,219.15-1,373.18

Finding the Fourth Proportional to 4,147.51, 6,219.15 and 1,373.18

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Solution

The fourth proportional to 4,147.51, 6,219.15 and 1,373.18 is: 2,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.51 : 6,219.15 = 1,373.18 : x
  2. Step 2: Convert to fraction form
    4,147.51/6,219.15 = 1,373.18/x
  3. Step 3: Cross multiply
    4,147.51x = 6,219.15 × 1,373.18
  4. Step 4: Simplify right side
    4,147.51x = 8,540,037.49
  5. Step 5: Solve for x
    x = 8,540,037.49/4,147.51
  6. Step 6: Final answer
    x = 2,059.07

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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.