Home / 4,242.16-6,356.26-4,080.16

Finding the Fourth Proportional to 4,242.16, 6,356.26 and 4,080.16

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Solution

The fourth proportional to 4,242.16, 6,356.26 and 4,080.16 is: 6,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.16 : 6,356.26 = 4,080.16 : x
  2. Step 2: Convert to fraction form
    4,242.16/6,356.26 = 4,080.16/x
  3. Step 3: Cross multiply
    4,242.16x = 6,356.26 × 4,080.16
  4. Step 4: Simplify right side
    4,242.16x = 25,934,557.80
  5. Step 5: Solve for x
    x = 25,934,557.80/4,242.16
  6. Step 6: Final answer
    x = 6,113.53

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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.