Home / 10,972.34-15,141.56-6,256.34

Finding the Fourth Proportional to 10,972.34, 15,141.56 and 6,256.34

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Solution

The fourth proportional to 10,972.34, 15,141.56 and 6,256.34 is: 8,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.34 : 15,141.56 = 6,256.34 : x
  2. Step 2: Convert to fraction form
    10,972.34/15,141.56 = 6,256.34/x
  3. Step 3: Cross multiply
    10,972.34x = 15,141.56 × 6,256.34
  4. Step 4: Simplify right side
    10,972.34x = 94,730,640.50
  5. Step 5: Solve for x
    x = 94,730,640.50/10,972.34
  6. Step 6: Final answer
    x = 8,633.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.