Home / 7,053.19-9,733.38-3,909.37

Finding the Fourth Proportional to 7,053.19, 9,733.38 and 3,909.37

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Solution

The fourth proportional to 7,053.19, 9,733.38 and 3,909.37 is: 5,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.19 : 9,733.38 = 3,909.37 : x
  2. Step 2: Convert to fraction form
    7,053.19/9,733.38 = 3,909.37/x
  3. Step 3: Cross multiply
    7,053.19x = 9,733.38 × 3,909.37
  4. Step 4: Simplify right side
    7,053.19x = 38,051,383.77
  5. Step 5: Solve for x
    x = 38,051,383.77/7,053.19
  6. Step 6: Final answer
    x = 5,394.92

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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.