Home / 7,074.30-9,765.99-4,423.17

Finding the Fourth Proportional to 7,074.30, 9,765.99 and 4,423.17

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Solution

The fourth proportional to 7,074.30, 9,765.99 and 4,423.17 is: 6,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.30 : 9,765.99 = 4,423.17 : x
  2. Step 2: Convert to fraction form
    7,074.30/9,765.99 = 4,423.17/x
  3. Step 3: Cross multiply
    7,074.30x = 9,765.99 × 4,423.17
  4. Step 4: Simplify right side
    7,074.30x = 43,196,633.99
  5. Step 5: Solve for x
    x = 43,196,633.99/7,074.30
  6. Step 6: Final answer
    x = 6,106.14

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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.