Home / 7,459.13-11,180.49-3,074.19

Finding the Fourth Proportional to 7,459.13, 11,180.49 and 3,074.19

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Solution

The fourth proportional to 7,459.13, 11,180.49 and 3,074.19 is: 4,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.13 : 11,180.49 = 3,074.19 : x
  2. Step 2: Convert to fraction form
    7,459.13/11,180.49 = 3,074.19/x
  3. Step 3: Cross multiply
    7,459.13x = 11,180.49 × 3,074.19
  4. Step 4: Simplify right side
    7,459.13x = 34,370,950.55
  5. Step 5: Solve for x
    x = 34,370,950.55/7,459.13
  6. Step 6: Final answer
    x = 4,607.91

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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.