Home / 3,407.14-4,701-2,080.36

Finding the Fourth Proportional to 3,407.14, 4,701 and 2,080.36

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Solution

The fourth proportional to 3,407.14, 4,701 and 2,080.36 is: 2,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.14 : 4,701 = 2,080.36 : x
  2. Step 2: Convert to fraction form
    3,407.14/4,701 = 2,080.36/x
  3. Step 3: Cross multiply
    3,407.14x = 4,701 × 2,080.36
  4. Step 4: Simplify right side
    3,407.14x = 9,779,772.36
  5. Step 5: Solve for x
    x = 9,779,772.36/3,407.14
  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.