Home / 2,056.31-2,837.65-1,124.75

Finding the Fourth Proportional to 2,056.31, 2,837.65 and 1,124.75

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Solution

The fourth proportional to 2,056.31, 2,837.65 and 1,124.75 is: 1,552.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.31 : 2,837.65 = 1,124.75 : x
  2. Step 2: Convert to fraction form
    2,056.31/2,837.65 = 1,124.75/x
  3. Step 3: Cross multiply
    2,056.31x = 2,837.65 × 1,124.75
  4. Step 4: Simplify right side
    2,056.31x = 3,191,646.84
  5. Step 5: Solve for x
    x = 3,191,646.84/2,056.31
  6. Step 6: Final answer
    x = 1,552.12

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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.