Home / 9,822.36-13,554.68-5,346.20

Finding the Fourth Proportional to 9,822.36, 13,554.68 and 5,346.20

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Solution

The fourth proportional to 9,822.36, 13,554.68 and 5,346.20 is: 7,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.36 : 13,554.68 = 5,346.20 : x
  2. Step 2: Convert to fraction form
    9,822.36/13,554.68 = 5,346.20/x
  3. Step 3: Cross multiply
    9,822.36x = 13,554.68 × 5,346.20
  4. Step 4: Simplify right side
    9,822.36x = 72,466,037.37
  5. Step 5: Solve for x
    x = 72,466,037.37/9,822.36
  6. Step 6: Final answer
    x = 7,377.66

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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.