Home / 3,347.15-4,621.17-2,152.67

Finding the Fourth Proportional to 3,347.15, 4,621.17 and 2,152.67

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Solution

The fourth proportional to 3,347.15, 4,621.17 and 2,152.67 is: 2,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.15 : 4,621.17 = 2,152.67 : x
  2. Step 2: Convert to fraction form
    3,347.15/4,621.17 = 2,152.67/x
  3. Step 3: Cross multiply
    3,347.15x = 4,621.17 × 2,152.67
  4. Step 4: Simplify right side
    3,347.15x = 9,947,830.92
  5. Step 5: Solve for x
    x = 9,947,830.92/3,347.15
  6. Step 6: Final answer
    x = 2,972.03

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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.