Home / 10,296.78-15,445.14-3,722.94

Finding the Fourth Proportional to 10,296.78, 15,445.14 and 3,722.94

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Solution

The fourth proportional to 10,296.78, 15,445.14 and 3,722.94 is: 5,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.78 : 15,445.14 = 3,722.94 : x
  2. Step 2: Convert to fraction form
    10,296.78/15,445.14 = 3,722.94/x
  3. Step 3: Cross multiply
    10,296.78x = 15,445.14 × 3,722.94
  4. Step 4: Simplify right side
    10,296.78x = 57,501,329.51
  5. Step 5: Solve for x
    x = 57,501,329.51/10,296.78
  6. Step 6: Final answer
    x = 5,584.40

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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.