Home / 3,407.13-4,701.02-2,080.35

Finding the Fourth Proportional to 3,407.13, 4,701.02 and 2,080.35

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Solution

The fourth proportional to 3,407.13, 4,701.02 and 2,080.35 is: 2,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.13 : 4,701.02 = 2,080.35 : x
  2. Step 2: Convert to fraction form
    3,407.13/4,701.02 = 2,080.35/x
  3. Step 3: Cross multiply
    3,407.13x = 4,701.02 × 2,080.35
  4. Step 4: Simplify right side
    3,407.13x = 9,779,756.56
  5. Step 5: Solve for x
    x = 9,779,756.56/3,407.13
  6. Step 6: Final answer
    x = 2,870.38

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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.