Home / 9,360.75-14,047.20-4,743.75

Finding the Fourth Proportional to 9,360.75, 14,047.20 and 4,743.75

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Solution

The fourth proportional to 9,360.75, 14,047.20 and 4,743.75 is: 7,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.75 : 14,047.20 = 4,743.75 : x
  2. Step 2: Convert to fraction form
    9,360.75/14,047.20 = 4,743.75/x
  3. Step 3: Cross multiply
    9,360.75x = 14,047.20 × 4,743.75
  4. Step 4: Simplify right side
    9,360.75x = 66,636,405
  5. Step 5: Solve for x
    x = 66,636,405/9,360.75
  6. Step 6: Final answer
    x = 7,118.70

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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.