Home / 6,335.30-9,491.40-3,557.81

Finding the Fourth Proportional to 6,335.30, 9,491.40 and 3,557.81

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Solution

The fourth proportional to 6,335.30, 9,491.40 and 3,557.81 is: 5,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335.30 : 9,491.40 = 3,557.81 : x
  2. Step 2: Convert to fraction form
    6,335.30/9,491.40 = 3,557.81/x
  3. Step 3: Cross multiply
    6,335.30x = 9,491.40 × 3,557.81
  4. Step 4: Simplify right side
    6,335.30x = 33,768,550.38
  5. Step 5: Solve for x
    x = 33,768,550.38/6,335.30
  6. Step 6: Final answer
    x = 5,330.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.