Home / 5,021.57-7,570.88-4,682.80

Finding the Fourth Proportional to 5,021.57, 7,570.88 and 4,682.80

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Solution

The fourth proportional to 5,021.57, 7,570.88 and 4,682.80 is: 7,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.57 : 7,570.88 = 4,682.80 : x
  2. Step 2: Convert to fraction form
    5,021.57/7,570.88 = 4,682.80/x
  3. Step 3: Cross multiply
    5,021.57x = 7,570.88 × 4,682.80
  4. Step 4: Simplify right side
    5,021.57x = 35,452,916.86
  5. Step 5: Solve for x
    x = 35,452,916.86/5,021.57
  6. Step 6: Final answer
    x = 7,060.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.