Home / 10,001.22-14,970.36-6,862.88

Finding the Fourth Proportional to 10,001.22, 14,970.36 and 6,862.88

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Solution

The fourth proportional to 10,001.22, 14,970.36 and 6,862.88 is: 10,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.22 : 14,970.36 = 6,862.88 : x
  2. Step 2: Convert to fraction form
    10,001.22/14,970.36 = 6,862.88/x
  3. Step 3: Cross multiply
    10,001.22x = 14,970.36 × 6,862.88
  4. Step 4: Simplify right side
    10,001.22x = 102,739,784.24
  5. Step 5: Solve for x
    x = 102,739,784.24/10,001.22
  6. Step 6: Final answer
    x = 10,272.73

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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.