Home / 7,475.68-11,222.16-4,019.68

Finding the Fourth Proportional to 7,475.68, 11,222.16 and 4,019.68

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Solution

The fourth proportional to 7,475.68, 11,222.16 and 4,019.68 is: 6,034.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.68 : 11,222.16 = 4,019.68 : x
  2. Step 2: Convert to fraction form
    7,475.68/11,222.16 = 4,019.68/x
  3. Step 3: Cross multiply
    7,475.68x = 11,222.16 × 4,019.68
  4. Step 4: Simplify right side
    7,475.68x = 45,109,492.11
  5. Step 5: Solve for x
    x = 45,109,492.11/7,475.68
  6. Step 6: Final answer
    x = 6,034.17

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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.