Home / 5,564.84-7,666.44-3,883.20

Finding the Fourth Proportional to 5,564.84, 7,666.44 and 3,883.20

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Solution

The fourth proportional to 5,564.84, 7,666.44 and 3,883.20 is: 5,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.84 : 7,666.44 = 3,883.20 : x
  2. Step 2: Convert to fraction form
    5,564.84/7,666.44 = 3,883.20/x
  3. Step 3: Cross multiply
    5,564.84x = 7,666.44 × 3,883.20
  4. Step 4: Simplify right side
    5,564.84x = 29,770,319.81
  5. Step 5: Solve for x
    x = 29,770,319.81/5,564.84
  6. Step 6: Final answer
    x = 5,349.72

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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.