Home / 2,746.12-4,119.23-1,513.30

Finding the Fourth Proportional to 2,746.12, 4,119.23 and 1,513.30

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Solution

The fourth proportional to 2,746.12, 4,119.23 and 1,513.30 is: 2,269.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.12 : 4,119.23 = 1,513.30 : x
  2. Step 2: Convert to fraction form
    2,746.12/4,119.23 = 1,513.30/x
  3. Step 3: Cross multiply
    2,746.12x = 4,119.23 × 1,513.30
  4. Step 4: Simplify right side
    2,746.12x = 6,233,630.76
  5. Step 5: Solve for x
    x = 6,233,630.76/2,746.12
  6. Step 6: Final answer
    x = 2,269.98

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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.