Home / 10,049.03-13,867.40-5,572.77

Finding the Fourth Proportional to 10,049.03, 13,867.40 and 5,572.77

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Solution

The fourth proportional to 10,049.03, 13,867.40 and 5,572.77 is: 7,690.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.03 : 13,867.40 = 5,572.77 : x
  2. Step 2: Convert to fraction form
    10,049.03/13,867.40 = 5,572.77/x
  3. Step 3: Cross multiply
    10,049.03x = 13,867.40 × 5,572.77
  4. Step 4: Simplify right side
    10,049.03x = 77,279,844.63
  5. Step 5: Solve for x
    x = 77,279,844.63/10,049.03
  6. Step 6: Final answer
    x = 7,690.28

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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.