Home / 9,831.48-13,563.72-6,294.12

Finding the Fourth Proportional to 9,831.48, 13,563.72 and 6,294.12

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Solution

The fourth proportional to 9,831.48, 13,563.72 and 6,294.12 is: 8,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.48 : 13,563.72 = 6,294.12 : x
  2. Step 2: Convert to fraction form
    9,831.48/13,563.72 = 6,294.12/x
  3. Step 3: Cross multiply
    9,831.48x = 13,563.72 × 6,294.12
  4. Step 4: Simplify right side
    9,831.48x = 85,371,681.33
  5. Step 5: Solve for x
    x = 85,371,681.33/9,831.48
  6. Step 6: Final answer
    x = 8,683.50

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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.