Home / 3,337.45-4,603.18-2,809.16

Finding the Fourth Proportional to 3,337.45, 4,603.18 and 2,809.16

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Solution

The fourth proportional to 3,337.45, 4,603.18 and 2,809.16 is: 3,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.45 : 4,603.18 = 2,809.16 : x
  2. Step 2: Convert to fraction form
    3,337.45/4,603.18 = 2,809.16/x
  3. Step 3: Cross multiply
    3,337.45x = 4,603.18 × 2,809.16
  4. Step 4: Simplify right side
    3,337.45x = 12,931,048.67
  5. Step 5: Solve for x
    x = 12,931,048.67/3,337.45
  6. Step 6: Final answer
    x = 3,874.53

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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.