Home / 4,113.18-6,168.16-1,339.18

Finding the Fourth Proportional to 4,113.18, 6,168.16 and 1,339.18

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Solution

The fourth proportional to 4,113.18, 6,168.16 and 1,339.18 is: 2,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.18 : 6,168.16 = 1,339.18 : x
  2. Step 2: Convert to fraction form
    4,113.18/6,168.16 = 1,339.18/x
  3. Step 3: Cross multiply
    4,113.18x = 6,168.16 × 1,339.18
  4. Step 4: Simplify right side
    4,113.18x = 8,260,276.51
  5. Step 5: Solve for x
    x = 8,260,276.51/4,113.18
  6. Step 6: Final answer
    x = 2,008.25

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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.