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Finding the Fourth Proportional to 1,350.77, 1,860.04 and 1,252.76

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Solution

The fourth proportional to 1,350.77, 1,860.04 and 1,252.76 is: 1,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.77 : 1,860.04 = 1,252.76 : x
  2. Step 2: Convert to fraction form
    1,350.77/1,860.04 = 1,252.76/x
  3. Step 3: Cross multiply
    1,350.77x = 1,860.04 × 1,252.76
  4. Step 4: Simplify right side
    1,350.77x = 2,330,183.71
  5. Step 5: Solve for x
    x = 2,330,183.71/1,350.77
  6. Step 6: Final answer
    x = 1,725.08

Related Problems

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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.