Home / 11,840.36-16,337.94-6,535.40

Finding the Fourth Proportional to 11,840.36, 16,337.94 and 6,535.40

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Solution

The fourth proportional to 11,840.36, 16,337.94 and 6,535.40 is: 9,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.36 : 16,337.94 = 6,535.40 : x
  2. Step 2: Convert to fraction form
    11,840.36/16,337.94 = 6,535.40/x
  3. Step 3: Cross multiply
    11,840.36x = 16,337.94 × 6,535.40
  4. Step 4: Simplify right side
    11,840.36x = 106,774,973.08
  5. Step 5: Solve for x
    x = 106,774,973.08/11,840.36
  6. Step 6: Final answer
    x = 9,017.88

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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.