Home / 5,008.77-6,913.49-2,913.57

Finding the Fourth Proportional to 5,008.77, 6,913.49 and 2,913.57

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Solution

The fourth proportional to 5,008.77, 6,913.49 and 2,913.57 is: 4,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.77 : 6,913.49 = 2,913.57 : x
  2. Step 2: Convert to fraction form
    5,008.77/6,913.49 = 2,913.57/x
  3. Step 3: Cross multiply
    5,008.77x = 6,913.49 × 2,913.57
  4. Step 4: Simplify right side
    5,008.77x = 20,142,922.49
  5. Step 5: Solve for x
    x = 20,142,922.49/5,008.77
  6. Step 6: Final answer
    x = 4,021.53

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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.