Home / 9,630.90-13,292.10-5,653.80

Finding the Fourth Proportional to 9,630.90, 13,292.10 and 5,653.80

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Solution

The fourth proportional to 9,630.90, 13,292.10 and 5,653.80 is: 7,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630.90 : 13,292.10 = 5,653.80 : x
  2. Step 2: Convert to fraction form
    9,630.90/13,292.10 = 5,653.80/x
  3. Step 3: Cross multiply
    9,630.90x = 13,292.10 × 5,653.80
  4. Step 4: Simplify right side
    9,630.90x = 75,150,874.98
  5. Step 5: Solve for x
    x = 75,150,874.98/9,630.90
  6. Step 6: Final answer
    x = 7,803.10

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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.