Home / 9,972.63-13,762.16-5,496.39

Finding the Fourth Proportional to 9,972.63, 13,762.16 and 5,496.39

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Solution

The fourth proportional to 9,972.63, 13,762.16 and 5,496.39 is: 7,584.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.63 : 13,762.16 = 5,496.39 : x
  2. Step 2: Convert to fraction form
    9,972.63/13,762.16 = 5,496.39/x
  3. Step 3: Cross multiply
    9,972.63x = 13,762.16 × 5,496.39
  4. Step 4: Simplify right side
    9,972.63x = 75,642,171.12
  5. Step 5: Solve for x
    x = 75,642,171.12/9,972.63
  6. Step 6: Final answer
    x = 7,584.98

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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.