Home / 7,484.16-11,223.81-3,534.81

Finding the Fourth Proportional to 7,484.16, 11,223.81 and 3,534.81

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Solution

The fourth proportional to 7,484.16, 11,223.81 and 3,534.81 is: 5,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.16 : 11,223.81 = 3,534.81 : x
  2. Step 2: Convert to fraction form
    7,484.16/11,223.81 = 3,534.81/x
  3. Step 3: Cross multiply
    7,484.16x = 11,223.81 × 3,534.81
  4. Step 4: Simplify right side
    7,484.16x = 39,674,035.83
  5. Step 5: Solve for x
    x = 39,674,035.83/7,484.16
  6. Step 6: Final answer
    x = 5,301.07

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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.