Home / 7,002.19-9,664.44-4,020.07

Finding the Fourth Proportional to 7,002.19, 9,664.44 and 4,020.07

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Solution

The fourth proportional to 7,002.19, 9,664.44 and 4,020.07 is: 5,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.19 : 9,664.44 = 4,020.07 : x
  2. Step 2: Convert to fraction form
    7,002.19/9,664.44 = 4,020.07/x
  3. Step 3: Cross multiply
    7,002.19x = 9,664.44 × 4,020.07
  4. Step 4: Simplify right side
    7,002.19x = 38,851,725.31
  5. Step 5: Solve for x
    x = 38,851,725.31/7,002.19
  6. Step 6: Final answer
    x = 5,548.51

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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.