Home / 9,112.02-13,668.84-4,728.30

Finding the Fourth Proportional to 9,112.02, 13,668.84 and 4,728.30

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Solution

The fourth proportional to 9,112.02, 13,668.84 and 4,728.30 is: 7,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.02 : 13,668.84 = 4,728.30 : x
  2. Step 2: Convert to fraction form
    9,112.02/13,668.84 = 4,728.30/x
  3. Step 3: Cross multiply
    9,112.02x = 13,668.84 × 4,728.30
  4. Step 4: Simplify right side
    9,112.02x = 64,630,376.17
  5. Step 5: Solve for x
    x = 64,630,376.17/9,112.02
  6. Step 6: Final answer
    x = 7,092.87

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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.