Home / 10,097.56-15,148.77-4,255.84

Finding the Fourth Proportional to 10,097.56, 15,148.77 and 4,255.84

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Solution

The fourth proportional to 10,097.56, 15,148.77 and 4,255.84 is: 6,384.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.56 : 15,148.77 = 4,255.84 : x
  2. Step 2: Convert to fraction form
    10,097.56/15,148.77 = 4,255.84/x
  3. Step 3: Cross multiply
    10,097.56x = 15,148.77 × 4,255.84
  4. Step 4: Simplify right side
    10,097.56x = 64,470,741.32
  5. Step 5: Solve for x
    x = 64,470,741.32/10,097.56
  6. Step 6: Final answer
    x = 6,384.78

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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.