Home / 4,079.16-6,113.88-2,130.30

Finding the Fourth Proportional to 4,079.16, 6,113.88 and 2,130.30

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Solution

The fourth proportional to 4,079.16, 6,113.88 and 2,130.30 is: 3,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.16 : 6,113.88 = 2,130.30 : x
  2. Step 2: Convert to fraction form
    4,079.16/6,113.88 = 2,130.30/x
  3. Step 3: Cross multiply
    4,079.16x = 6,113.88 × 2,130.30
  4. Step 4: Simplify right side
    4,079.16x = 13,024,398.56
  5. Step 5: Solve for x
    x = 13,024,398.56/4,079.16
  6. Step 6: Final answer
    x = 3,192.91

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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.