Home / 4,130.10-6,195.15-2,898.90

Finding the Fourth Proportional to 4,130.10, 6,195.15 and 2,898.90

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Solution

The fourth proportional to 4,130.10, 6,195.15 and 2,898.90 is: 4,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.10 : 6,195.15 = 2,898.90 : x
  2. Step 2: Convert to fraction form
    4,130.10/6,195.15 = 2,898.90/x
  3. Step 3: Cross multiply
    4,130.10x = 6,195.15 × 2,898.90
  4. Step 4: Simplify right side
    4,130.10x = 17,959,120.34
  5. Step 5: Solve for x
    x = 17,959,120.34/4,130.10
  6. Step 6: Final answer
    x = 4,348.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.