Home / 5,632.04-7,771.53-3,113.81

Finding the Fourth Proportional to 5,632.04, 7,771.53 and 3,113.81

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Solution

The fourth proportional to 5,632.04, 7,771.53 and 3,113.81 is: 4,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.04 : 7,771.53 = 3,113.81 : x
  2. Step 2: Convert to fraction form
    5,632.04/7,771.53 = 3,113.81/x
  3. Step 3: Cross multiply
    5,632.04x = 7,771.53 × 3,113.81
  4. Step 4: Simplify right side
    5,632.04x = 24,199,028.97
  5. Step 5: Solve for x
    x = 24,199,028.97/5,632.04
  6. Step 6: Final answer
    x = 4,296.68

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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.