Home / 5,581.28-7,701.51-3,312.27

Finding the Fourth Proportional to 5,581.28, 7,701.51 and 3,312.27

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Solution

The fourth proportional to 5,581.28, 7,701.51 and 3,312.27 is: 4,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.28 : 7,701.51 = 3,312.27 : x
  2. Step 2: Convert to fraction form
    5,581.28/7,701.51 = 3,312.27/x
  3. Step 3: Cross multiply
    5,581.28x = 7,701.51 × 3,312.27
  4. Step 4: Simplify right side
    5,581.28x = 25,509,492.95
  5. Step 5: Solve for x
    x = 25,509,492.95/5,581.28
  6. Step 6: Final answer
    x = 4,570.54

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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.