Home / 1,742.15-2,613.33-572.27

Finding the Fourth Proportional to 1,742.15, 2,613.33 and 572.27

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Solution

The fourth proportional to 1,742.15, 2,613.33 and 572.27 is: 858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.15 : 2,613.33 = 572.27 : x
  2. Step 2: Convert to fraction form
    1,742.15/2,613.33 = 572.27/x
  3. Step 3: Cross multiply
    1,742.15x = 2,613.33 × 572.27
  4. Step 4: Simplify right side
    1,742.15x = 1,495,530.36
  5. Step 5: Solve for x
    x = 1,495,530.36/1,742.15
  6. Step 6: Final answer
    x = 858.44

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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.