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Finding the Fourth Proportional to 7,054.80, 10,572.48 and 6,844.56

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Solution

The fourth proportional to 7,054.80, 10,572.48 and 6,844.56 is: 10,257.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.80 : 10,572.48 = 6,844.56 : x
  2. Step 2: Convert to fraction form
    7,054.80/10,572.48 = 6,844.56/x
  3. Step 3: Cross multiply
    7,054.80x = 10,572.48 × 6,844.56
  4. Step 4: Simplify right side
    7,054.80x = 72,363,973.71
  5. Step 5: Solve for x
    x = 72,363,973.71/7,054.80
  6. Step 6: Final answer
    x = 10,257.41

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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.