Home / 5,606.21-8,409.32-2,315.69

Finding the Fourth Proportional to 5,606.21, 8,409.32 and 2,315.69

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Solution

The fourth proportional to 5,606.21, 8,409.32 and 2,315.69 is: 3,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.21 : 8,409.32 = 2,315.69 : x
  2. Step 2: Convert to fraction form
    5,606.21/8,409.32 = 2,315.69/x
  3. Step 3: Cross multiply
    5,606.21x = 8,409.32 × 2,315.69
  4. Step 4: Simplify right side
    5,606.21x = 19,473,324.61
  5. Step 5: Solve for x
    x = 19,473,324.61/5,606.21
  6. Step 6: Final answer
    x = 3,473.53

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Double scale
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Similar ratio
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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.