Home / 2,354.16-3,513.80-2,077.40

Finding the Fourth Proportional to 2,354.16, 3,513.80 and 2,077.40

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Solution

The fourth proportional to 2,354.16, 3,513.80 and 2,077.40 is: 3,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.16 : 3,513.80 = 2,077.40 : x
  2. Step 2: Convert to fraction form
    2,354.16/3,513.80 = 2,077.40/x
  3. Step 3: Cross multiply
    2,354.16x = 3,513.80 × 2,077.40
  4. Step 4: Simplify right side
    2,354.16x = 7,299,568.12
  5. Step 5: Solve for x
    x = 7,299,568.12/2,354.16
  6. Step 6: Final answer
    x = 3,100.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.