Home / 7,390.55-11,085.82-4,930.17

Finding the Fourth Proportional to 7,390.55, 11,085.82 and 4,930.17

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Solution

The fourth proportional to 7,390.55, 11,085.82 and 4,930.17 is: 7,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.55 : 11,085.82 = 4,930.17 : x
  2. Step 2: Convert to fraction form
    7,390.55/11,085.82 = 4,930.17/x
  3. Step 3: Cross multiply
    7,390.55x = 11,085.82 × 4,930.17
  4. Step 4: Simplify right side
    7,390.55x = 54,654,977.19
  5. Step 5: Solve for x
    x = 54,654,977.19/7,390.55
  6. Step 6: Final answer
    x = 7,395.25

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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.