Home / 7,492.35-11,245.45-7,040.26

Finding the Fourth Proportional to 7,492.35, 11,245.45 and 7,040.26

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Solution

The fourth proportional to 7,492.35, 11,245.45 and 7,040.26 is: 10,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.35 : 11,245.45 = 7,040.26 : x
  2. Step 2: Convert to fraction form
    7,492.35/11,245.45 = 7,040.26/x
  3. Step 3: Cross multiply
    7,492.35x = 11,245.45 × 7,040.26
  4. Step 4: Simplify right side
    7,492.35x = 79,170,908.42
  5. Step 5: Solve for x
    x = 79,170,908.42/7,492.35
  6. Step 6: Final answer
    x = 10,566.89

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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.