Home / 4,210.80-5,810.76-2,442.12

Finding the Fourth Proportional to 4,210.80, 5,810.76 and 2,442.12

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Solution

The fourth proportional to 4,210.80, 5,810.76 and 2,442.12 is: 3,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.80 : 5,810.76 = 2,442.12 : x
  2. Step 2: Convert to fraction form
    4,210.80/5,810.76 = 2,442.12/x
  3. Step 3: Cross multiply
    4,210.80x = 5,810.76 × 2,442.12
  4. Step 4: Simplify right side
    4,210.80x = 14,190,573.21
  5. Step 5: Solve for x
    x = 14,190,573.21/4,210.80
  6. Step 6: Final answer
    x = 3,370.04

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Half scale
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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.