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Finding the Fourth Proportional to 6,554.79, 9,826.27 and 2,391.84

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Solution

The fourth proportional to 6,554.79, 9,826.27 and 2,391.84 is: 3,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.79 : 9,826.27 = 2,391.84 : x
  2. Step 2: Convert to fraction form
    6,554.79/9,826.27 = 2,391.84/x
  3. Step 3: Cross multiply
    6,554.79x = 9,826.27 × 2,391.84
  4. Step 4: Simplify right side
    6,554.79x = 23,502,859.66
  5. Step 5: Solve for x
    x = 23,502,859.66/6,554.79
  6. Step 6: Final answer
    x = 3,585.60

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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.