Home / 1,512.83-2,088.69-1,233.74

Finding the Fourth Proportional to 1,512.83, 2,088.69 and 1,233.74

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Solution

The fourth proportional to 1,512.83, 2,088.69 and 1,233.74 is: 1,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.83 : 2,088.69 = 1,233.74 : x
  2. Step 2: Convert to fraction form
    1,512.83/2,088.69 = 1,233.74/x
  3. Step 3: Cross multiply
    1,512.83x = 2,088.69 × 1,233.74
  4. Step 4: Simplify right side
    1,512.83x = 2,576,889.25
  5. Step 5: Solve for x
    x = 2,576,889.25/1,512.83
  6. Step 6: Final answer
    x = 1,703.35

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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.