Home / 2,237.20-3,085.50-2,088.16

Finding the Fourth Proportional to 2,237.20, 3,085.50 and 2,088.16

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Solution

The fourth proportional to 2,237.20, 3,085.50 and 2,088.16 is: 2,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.20 : 3,085.50 = 2,088.16 : x
  2. Step 2: Convert to fraction form
    2,237.20/3,085.50 = 2,088.16/x
  3. Step 3: Cross multiply
    2,237.20x = 3,085.50 × 2,088.16
  4. Step 4: Simplify right side
    2,237.20x = 6,443,017.68
  5. Step 5: Solve for x
    x = 6,443,017.68/2,237.20
  6. Step 6: Final answer
    x = 2,879.95

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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.