Home / 9,223.50-13,835.12-4,290.38

Finding the Fourth Proportional to 9,223.50, 13,835.12 and 4,290.38

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Solution

The fourth proportional to 9,223.50, 13,835.12 and 4,290.38 is: 6,435.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,223.50 : 13,835.12 = 4,290.38 : x
  2. Step 2: Convert to fraction form
    9,223.50/13,835.12 = 4,290.38/x
  3. Step 3: Cross multiply
    9,223.50x = 13,835.12 × 4,290.38
  4. Step 4: Simplify right side
    9,223.50x = 59,357,831.52
  5. Step 5: Solve for x
    x = 59,357,831.52/9,223.50
  6. Step 6: Final answer
    x = 6,435.50

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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.