Home / 10,810.22-14,930.40-7,267.28

Finding the Fourth Proportional to 10,810.22, 14,930.40 and 7,267.28

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Solution

The fourth proportional to 10,810.22, 14,930.40 and 7,267.28 is: 10,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.22 : 14,930.40 = 7,267.28 : x
  2. Step 2: Convert to fraction form
    10,810.22/14,930.40 = 7,267.28/x
  3. Step 3: Cross multiply
    10,810.22x = 14,930.40 × 7,267.28
  4. Step 4: Simplify right side
    10,810.22x = 108,503,322.66
  5. Step 5: Solve for x
    x = 108,503,322.66/10,810.22
  6. Step 6: Final answer
    x = 10,037.11

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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.