Home / 10,276.59-15,416.81-3,256.32

Finding the Fourth Proportional to 10,276.59, 15,416.81 and 3,256.32

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Solution

The fourth proportional to 10,276.59, 15,416.81 and 3,256.32 is: 4,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.59 : 15,416.81 = 3,256.32 : x
  2. Step 2: Convert to fraction form
    10,276.59/15,416.81 = 3,256.32/x
  3. Step 3: Cross multiply
    10,276.59x = 15,416.81 × 3,256.32
  4. Step 4: Simplify right side
    10,276.59x = 50,202,066.74
  5. Step 5: Solve for x
    x = 50,202,066.74/10,276.59
  6. Step 6: Final answer
    x = 4,885.09

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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.