Home / 3,648.16-5,463.60-2,876.32

Finding the Fourth Proportional to 3,648.16, 5,463.60 and 2,876.32

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Solution

The fourth proportional to 3,648.16, 5,463.60 and 2,876.32 is: 4,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.16 : 5,463.60 = 2,876.32 : x
  2. Step 2: Convert to fraction form
    3,648.16/5,463.60 = 2,876.32/x
  3. Step 3: Cross multiply
    3,648.16x = 5,463.60 × 2,876.32
  4. Step 4: Simplify right side
    3,648.16x = 15,715,061.95
  5. Step 5: Solve for x
    x = 15,715,061.95/3,648.16
  6. Step 6: Final answer
    x = 4,307.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.