Home / 10,364.24-15,537.70-4,120.36

Finding the Fourth Proportional to 10,364.24, 15,537.70 and 4,120.36

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Solution

The fourth proportional to 10,364.24, 15,537.70 and 4,120.36 is: 6,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.24 : 15,537.70 = 4,120.36 : x
  2. Step 2: Convert to fraction form
    10,364.24/15,537.70 = 4,120.36/x
  3. Step 3: Cross multiply
    10,364.24x = 15,537.70 × 4,120.36
  4. Step 4: Simplify right side
    10,364.24x = 64,020,917.57
  5. Step 5: Solve for x
    x = 64,020,917.57/10,364.24
  6. Step 6: Final answer
    x = 6,177.10

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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.