Home / 7,217.88-10,830.40-4,053.35

Finding the Fourth Proportional to 7,217.88, 10,830.40 and 4,053.35

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Solution

The fourth proportional to 7,217.88, 10,830.40 and 4,053.35 is: 6,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.88 : 10,830.40 = 4,053.35 : x
  2. Step 2: Convert to fraction form
    7,217.88/10,830.40 = 4,053.35/x
  3. Step 3: Cross multiply
    7,217.88x = 10,830.40 × 4,053.35
  4. Step 4: Simplify right side
    7,217.88x = 43,899,401.84
  5. Step 5: Solve for x
    x = 43,899,401.84/7,217.88
  6. Step 6: Final answer
    x = 6,082.04

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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.