Home / 6,911.54-9,534.89-4,672.60

Finding the Fourth Proportional to 6,911.54, 9,534.89 and 4,672.60

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Solution

The fourth proportional to 6,911.54, 9,534.89 and 4,672.60 is: 6,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.54 : 9,534.89 = 4,672.60 : x
  2. Step 2: Convert to fraction form
    6,911.54/9,534.89 = 4,672.60/x
  3. Step 3: Cross multiply
    6,911.54x = 9,534.89 × 4,672.60
  4. Step 4: Simplify right side
    6,911.54x = 44,552,679.81
  5. Step 5: Solve for x
    x = 44,552,679.81/6,911.54
  6. Step 6: Final answer
    x = 6,446.13

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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.