Home / 3,114.77-4,298.35-1,717.52

Finding the Fourth Proportional to 3,114.77, 4,298.35 and 1,717.52

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Solution

The fourth proportional to 3,114.77, 4,298.35 and 1,717.52 is: 2,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.77 : 4,298.35 = 1,717.52 : x
  2. Step 2: Convert to fraction form
    3,114.77/4,298.35 = 1,717.52/x
  3. Step 3: Cross multiply
    3,114.77x = 4,298.35 × 1,717.52
  4. Step 4: Simplify right side
    3,114.77x = 7,382,476.31
  5. Step 5: Solve for x
    x = 7,382,476.31/3,114.77
  6. Step 6: Final answer
    x = 2,370.16

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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.