Home / 9,821.84-13,550.52-6,466.58

Finding the Fourth Proportional to 9,821.84, 13,550.52 and 6,466.58

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Solution

The fourth proportional to 9,821.84, 13,550.52 and 6,466.58 is: 8,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.84 : 13,550.52 = 6,466.58 : x
  2. Step 2: Convert to fraction form
    9,821.84/13,550.52 = 6,466.58/x
  3. Step 3: Cross multiply
    9,821.84x = 13,550.52 × 6,466.58
  4. Step 4: Simplify right side
    9,821.84x = 87,625,521.62
  5. Step 5: Solve for x
    x = 87,625,521.62/9,821.84
  6. Step 6: Final answer
    x = 8,921.50

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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.