Home / 1,822.84-2,515.72-1,036.76

Finding the Fourth Proportional to 1,822.84, 2,515.72 and 1,036.76

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Solution

The fourth proportional to 1,822.84, 2,515.72 and 1,036.76 is: 1,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.84 : 2,515.72 = 1,036.76 : x
  2. Step 2: Convert to fraction form
    1,822.84/2,515.72 = 1,036.76/x
  3. Step 3: Cross multiply
    1,822.84x = 2,515.72 × 1,036.76
  4. Step 4: Simplify right side
    1,822.84x = 2,608,197.87
  5. Step 5: Solve for x
    x = 2,608,197.87/1,822.84
  6. Step 6: Final answer
    x = 1,430.84

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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.