Home / 3,130.13-4,710.90-2,354.15

Finding the Fourth Proportional to 3,130.13, 4,710.90 and 2,354.15

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Solution

The fourth proportional to 3,130.13, 4,710.90 and 2,354.15 is: 3,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.13 : 4,710.90 = 2,354.15 : x
  2. Step 2: Convert to fraction form
    3,130.13/4,710.90 = 2,354.15/x
  3. Step 3: Cross multiply
    3,130.13x = 4,710.90 × 2,354.15
  4. Step 4: Simplify right side
    3,130.13x = 11,090,185.84
  5. Step 5: Solve for x
    x = 11,090,185.84/3,130.13
  6. Step 6: Final answer
    x = 3,543.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.