Home / 3,407.02-4,700.34-2,080.24

Finding the Fourth Proportional to 3,407.02, 4,700.34 and 2,080.24

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Solution

The fourth proportional to 3,407.02, 4,700.34 and 2,080.24 is: 2,869.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.02 : 4,700.34 = 2,080.24 : x
  2. Step 2: Convert to fraction form
    3,407.02/4,700.34 = 2,080.24/x
  3. Step 3: Cross multiply
    3,407.02x = 4,700.34 × 2,080.24
  4. Step 4: Simplify right side
    3,407.02x = 9,777,835.28
  5. Step 5: Solve for x
    x = 9,777,835.28/3,407.02
  6. Step 6: Final answer
    x = 2,869.91

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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.