Home / 7,048.31-9,726.64-4,064.13

Finding the Fourth Proportional to 7,048.31, 9,726.64 and 4,064.13

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Solution

The fourth proportional to 7,048.31, 9,726.64 and 4,064.13 is: 5,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.31 : 9,726.64 = 4,064.13 : x
  2. Step 2: Convert to fraction form
    7,048.31/9,726.64 = 4,064.13/x
  3. Step 3: Cross multiply
    7,048.31x = 9,726.64 × 4,064.13
  4. Step 4: Simplify right side
    7,048.31x = 39,530,329.42
  5. Step 5: Solve for x
    x = 39,530,329.42/7,048.31
  6. Step 6: Final answer
    x = 5,608.48

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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.