Home / 10,276.44-15,415.14-2,881.42

Finding the Fourth Proportional to 10,276.44, 15,415.14 and 2,881.42

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Solution

The fourth proportional to 10,276.44, 15,415.14 and 2,881.42 is: 4,322.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.44 : 15,415.14 = 2,881.42 : x
  2. Step 2: Convert to fraction form
    10,276.44/15,415.14 = 2,881.42/x
  3. Step 3: Cross multiply
    10,276.44x = 15,415.14 × 2,881.42
  4. Step 4: Simplify right side
    10,276.44x = 44,417,492.70
  5. Step 5: Solve for x
    x = 44,417,492.70/10,276.44
  6. Step 6: Final answer
    x = 4,322.26

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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.