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Finding the Fourth Proportional to 10,759.81, 14,848.73 and 5,980.19

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Solution

The fourth proportional to 10,759.81, 14,848.73 and 5,980.19 is: 8,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.81 : 14,848.73 = 5,980.19 : x
  2. Step 2: Convert to fraction form
    10,759.81/14,848.73 = 5,980.19/x
  3. Step 3: Cross multiply
    10,759.81x = 14,848.73 × 5,980.19
  4. Step 4: Simplify right side
    10,759.81x = 88,798,226.66
  5. Step 5: Solve for x
    x = 88,798,226.66/10,759.81
  6. Step 6: Final answer
    x = 8,252.77

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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.