Home / 7,522.08-11,283.56-3,139.96

Finding the Fourth Proportional to 7,522.08, 11,283.56 and 3,139.96

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Solution

The fourth proportional to 7,522.08, 11,283.56 and 3,139.96 is: 4,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.08 : 11,283.56 = 3,139.96 : x
  2. Step 2: Convert to fraction form
    7,522.08/11,283.56 = 3,139.96/x
  3. Step 3: Cross multiply
    7,522.08x = 11,283.56 × 3,139.96
  4. Step 4: Simplify right side
    7,522.08x = 35,429,927.06
  5. Step 5: Solve for x
    x = 35,429,927.06/7,522.08
  6. Step 6: Final answer
    x = 4,710.12

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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.