Home / 10,550.54-15,838.02-6,171.14

Finding the Fourth Proportional to 10,550.54, 15,838.02 and 6,171.14

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Solution

The fourth proportional to 10,550.54, 15,838.02 and 6,171.14 is: 9,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.54 : 15,838.02 = 6,171.14 : x
  2. Step 2: Convert to fraction form
    10,550.54/15,838.02 = 6,171.14/x
  3. Step 3: Cross multiply
    10,550.54x = 15,838.02 × 6,171.14
  4. Step 4: Simplify right side
    10,550.54x = 97,738,559.55
  5. Step 5: Solve for x
    x = 97,738,559.55/10,550.54
  6. Step 6: Final answer
    x = 9,263.85

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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.