Home / 10,272.64-15,411.27-3,253.08

Finding the Fourth Proportional to 10,272.64, 15,411.27 and 3,253.08

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Solution

The fourth proportional to 10,272.64, 15,411.27 and 3,253.08 is: 4,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.64 : 15,411.27 = 3,253.08 : x
  2. Step 2: Convert to fraction form
    10,272.64/15,411.27 = 3,253.08/x
  3. Step 3: Cross multiply
    10,272.64x = 15,411.27 × 3,253.08
  4. Step 4: Simplify right side
    10,272.64x = 50,134,094.21
  5. Step 5: Solve for x
    x = 50,134,094.21/10,272.64
  6. Step 6: Final answer
    x = 4,880.35

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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.