Home / 3,377.02-4,659.98-2,117.67

Finding the Fourth Proportional to 3,377.02, 4,659.98 and 2,117.67

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Solution

The fourth proportional to 3,377.02, 4,659.98 and 2,117.67 is: 2,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.02 : 4,659.98 = 2,117.67 : x
  2. Step 2: Convert to fraction form
    3,377.02/4,659.98 = 2,117.67/x
  3. Step 3: Cross multiply
    3,377.02x = 4,659.98 × 2,117.67
  4. Step 4: Simplify right side
    3,377.02x = 9,868,289.26
  5. Step 5: Solve for x
    x = 9,868,289.26/3,377.02
  6. Step 6: Final answer
    x = 2,922.19

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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.