Home / 4,085.10-6,124.65-1,310.18

Finding the Fourth Proportional to 4,085.10, 6,124.65 and 1,310.18

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Solution

The fourth proportional to 4,085.10, 6,124.65 and 1,310.18 is: 1,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.10 : 6,124.65 = 1,310.18 : x
  2. Step 2: Convert to fraction form
    4,085.10/6,124.65 = 1,310.18/x
  3. Step 3: Cross multiply
    4,085.10x = 6,124.65 × 1,310.18
  4. Step 4: Simplify right side
    4,085.10x = 8,024,393.94
  5. Step 5: Solve for x
    x = 8,024,393.94/4,085.10
  6. Step 6: Final answer
    x = 1,964.31

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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.