Home / 10,884.30-14,999.27-7,341.36

Finding the Fourth Proportional to 10,884.30, 14,999.27 and 7,341.36

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Solution

The fourth proportional to 10,884.30, 14,999.27 and 7,341.36 is: 10,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.30 : 14,999.27 = 7,341.36 : x
  2. Step 2: Convert to fraction form
    10,884.30/14,999.27 = 7,341.36/x
  3. Step 3: Cross multiply
    10,884.30x = 14,999.27 × 7,341.36
  4. Step 4: Simplify right side
    10,884.30x = 110,115,040.81
  5. Step 5: Solve for x
    x = 110,115,040.81/10,884.30
  6. Step 6: Final answer
    x = 10,116.87

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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.