Home / 7,006.18-9,668.56-3,862.58

Finding the Fourth Proportional to 7,006.18, 9,668.56 and 3,862.58

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Solution

The fourth proportional to 7,006.18, 9,668.56 and 3,862.58 is: 5,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.18 : 9,668.56 = 3,862.58 : x
  2. Step 2: Convert to fraction form
    7,006.18/9,668.56 = 3,862.58/x
  3. Step 3: Cross multiply
    7,006.18x = 9,668.56 × 3,862.58
  4. Step 4: Simplify right side
    7,006.18x = 37,345,586.48
  5. Step 5: Solve for x
    x = 37,345,586.48/7,006.18
  6. Step 6: Final answer
    x = 5,330.38

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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.