Home / 9,972.54-13,762.02-5,496.18

Finding the Fourth Proportional to 9,972.54, 13,762.02 and 5,496.18

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Solution

The fourth proportional to 9,972.54, 13,762.02 and 5,496.18 is: 7,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.54 : 13,762.02 = 5,496.18 : x
  2. Step 2: Convert to fraction form
    9,972.54/13,762.02 = 5,496.18/x
  3. Step 3: Cross multiply
    9,972.54x = 13,762.02 × 5,496.18
  4. Step 4: Simplify right side
    9,972.54x = 75,638,539.08
  5. Step 5: Solve for x
    x = 75,638,539.08/9,972.54
  6. Step 6: Final answer
    x = 7,584.68

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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.