Home / 1,303.25-1,941.08-1,296.96

Finding the Fourth Proportional to 1,303.25, 1,941.08 and 1,296.96

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Solution

The fourth proportional to 1,303.25, 1,941.08 and 1,296.96 is: 1,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303.25 : 1,941.08 = 1,296.96 : x
  2. Step 2: Convert to fraction form
    1,303.25/1,941.08 = 1,296.96/x
  3. Step 3: Cross multiply
    1,303.25x = 1,941.08 × 1,296.96
  4. Step 4: Simplify right side
    1,303.25x = 2,517,496.63
  5. Step 5: Solve for x
    x = 2,517,496.63/1,303.25
  6. Step 6: Final answer
    x = 1,931.71

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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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.