Home / 9,986.48-14,966.04-3,827.12

Finding the Fourth Proportional to 9,986.48, 14,966.04 and 3,827.12

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Solution

The fourth proportional to 9,986.48, 14,966.04 and 3,827.12 is: 5,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.48 : 14,966.04 = 3,827.12 : x
  2. Step 2: Convert to fraction form
    9,986.48/14,966.04 = 3,827.12/x
  3. Step 3: Cross multiply
    9,986.48x = 14,966.04 × 3,827.12
  4. Step 4: Simplify right side
    9,986.48x = 57,276,831.00
  5. Step 5: Solve for x
    x = 57,276,831.00/9,986.48
  6. Step 6: Final answer
    x = 5,735.44

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1.5x scale

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.