Home / 5,605.69-8,403.51-2,316.68

Finding the Fourth Proportional to 5,605.69, 8,403.51 and 2,316.68

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Solution

The fourth proportional to 5,605.69, 8,403.51 and 2,316.68 is: 3,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.69 : 8,403.51 = 2,316.68 : x
  2. Step 2: Convert to fraction form
    5,605.69/8,403.51 = 2,316.68/x
  3. Step 3: Cross multiply
    5,605.69x = 8,403.51 × 2,316.68
  4. Step 4: Simplify right side
    5,605.69x = 19,468,243.55
  5. Step 5: Solve for x
    x = 19,468,243.55/5,605.69
  6. Step 6: Final answer
    x = 3,472.94

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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.