Home / 10,454.64-15,673.32-7,159.56

Finding the Fourth Proportional to 10,454.64, 15,673.32 and 7,159.56

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Solution

The fourth proportional to 10,454.64, 15,673.32 and 7,159.56 is: 10,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.64 : 15,673.32 = 7,159.56 : x
  2. Step 2: Convert to fraction form
    10,454.64/15,673.32 = 7,159.56/x
  3. Step 3: Cross multiply
    10,454.64x = 15,673.32 × 7,159.56
  4. Step 4: Simplify right side
    10,454.64x = 112,214,074.94
  5. Step 5: Solve for x
    x = 112,214,074.94/10,454.64
  6. Step 6: Final answer
    x = 10,733.42

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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.