Home / 1,862.55-2,568.51-1,233.63

Finding the Fourth Proportional to 1,862.55, 2,568.51 and 1,233.63

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Solution

The fourth proportional to 1,862.55, 2,568.51 and 1,233.63 is: 1,701.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.55 : 2,568.51 = 1,233.63 : x
  2. Step 2: Convert to fraction form
    1,862.55/2,568.51 = 1,233.63/x
  3. Step 3: Cross multiply
    1,862.55x = 2,568.51 × 1,233.63
  4. Step 4: Simplify right side
    1,862.55x = 3,168,590.99
  5. Step 5: Solve for x
    x = 3,168,590.99/1,862.55
  6. Step 6: Final answer
    x = 1,701.21

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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.