Home / 7,025.02-9,694.53-3,881.21

Finding the Fourth Proportional to 7,025.02, 9,694.53 and 3,881.21

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Solution

The fourth proportional to 7,025.02, 9,694.53 and 3,881.21 is: 5,356.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.02 : 9,694.53 = 3,881.21 : x
  2. Step 2: Convert to fraction form
    7,025.02/9,694.53 = 3,881.21/x
  3. Step 3: Cross multiply
    7,025.02x = 9,694.53 × 3,881.21
  4. Step 4: Simplify right side
    7,025.02x = 37,626,506.78
  5. Step 5: Solve for x
    x = 37,626,506.78/7,025.02
  6. Step 6: Final answer
    x = 5,356.07

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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.