Home / 7,445.21-10,267.53-5,058.76

Finding the Fourth Proportional to 7,445.21, 10,267.53 and 5,058.76

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Solution

The fourth proportional to 7,445.21, 10,267.53 and 5,058.76 is: 6,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.21 : 10,267.53 = 5,058.76 : x
  2. Step 2: Convert to fraction form
    7,445.21/10,267.53 = 5,058.76/x
  3. Step 3: Cross multiply
    7,445.21x = 10,267.53 × 5,058.76
  4. Step 4: Simplify right side
    7,445.21x = 51,940,918.73
  5. Step 5: Solve for x
    x = 51,940,918.73/7,445.21
  6. Step 6: Final answer
    x = 6,976.42

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Half scale
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Double scale
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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.