Home / 10,048.98-13,867.12-5,572.64

Finding the Fourth Proportional to 10,048.98, 13,867.12 and 5,572.64

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Solution

The fourth proportional to 10,048.98, 13,867.12 and 5,572.64 is: 7,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.98 : 13,867.12 = 5,572.64 : x
  2. Step 2: Convert to fraction form
    10,048.98/13,867.12 = 5,572.64/x
  3. Step 3: Cross multiply
    10,048.98x = 13,867.12 × 5,572.64
  4. Step 4: Simplify right side
    10,048.98x = 77,276,392.14
  5. Step 5: Solve for x
    x = 77,276,392.14/10,048.98
  6. Step 6: Final answer
    x = 7,689.97

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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.