Home / 7,272.45-10,903.20-4,926.55

Finding the Fourth Proportional to 7,272.45, 10,903.20 and 4,926.55

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Solution

The fourth proportional to 7,272.45, 10,903.20 and 4,926.55 is: 7,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.45 : 10,903.20 = 4,926.55 : x
  2. Step 2: Convert to fraction form
    7,272.45/10,903.20 = 4,926.55/x
  3. Step 3: Cross multiply
    7,272.45x = 10,903.20 × 4,926.55
  4. Step 4: Simplify right side
    7,272.45x = 53,715,159.96
  5. Step 5: Solve for x
    x = 53,715,159.96/7,272.45
  6. Step 6: Final answer
    x = 7,386.12

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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.