Home / 7,219.27-9,959.63-4,862.17

Finding the Fourth Proportional to 7,219.27, 9,959.63 and 4,862.17

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Solution

The fourth proportional to 7,219.27, 9,959.63 and 4,862.17 is: 6,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.27 : 9,959.63 = 4,862.17 : x
  2. Step 2: Convert to fraction form
    7,219.27/9,959.63 = 4,862.17/x
  3. Step 3: Cross multiply
    7,219.27x = 9,959.63 × 4,862.17
  4. Step 4: Simplify right side
    7,219.27x = 48,425,389.89
  5. Step 5: Solve for x
    x = 48,425,389.89/7,219.27
  6. Step 6: Final answer
    x = 6,707.80

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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.