Home / 4,079.02-5,629.07-2,400.49

Finding the Fourth Proportional to 4,079.02, 5,629.07 and 2,400.49

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Solution

The fourth proportional to 4,079.02, 5,629.07 and 2,400.49 is: 3,312.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.02 : 5,629.07 = 2,400.49 : x
  2. Step 2: Convert to fraction form
    4,079.02/5,629.07 = 2,400.49/x
  3. Step 3: Cross multiply
    4,079.02x = 5,629.07 × 2,400.49
  4. Step 4: Simplify right side
    4,079.02x = 13,512,526.24
  5. Step 5: Solve for x
    x = 13,512,526.24/4,079.02
  6. Step 6: Final answer
    x = 3,312.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.