Home / 1,788.85-2,683.35-556.27

Finding the Fourth Proportional to 1,788.85, 2,683.35 and 556.27

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Solution

The fourth proportional to 1,788.85, 2,683.35 and 556.27 is: 834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.85 : 2,683.35 = 556.27 : x
  2. Step 2: Convert to fraction form
    1,788.85/2,683.35 = 556.27/x
  3. Step 3: Cross multiply
    1,788.85x = 2,683.35 × 556.27
  4. Step 4: Simplify right side
    1,788.85x = 1,492,667.10
  5. Step 5: Solve for x
    x = 1,492,667.10/1,788.85
  6. Step 6: Final answer
    x = 834.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.