Home / 11,835.15-16,332.40-6,530.01

Finding the Fourth Proportional to 11,835.15, 16,332.40 and 6,530.01

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Solution

The fourth proportional to 11,835.15, 16,332.40 and 6,530.01 is: 9,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.15 : 16,332.40 = 6,530.01 : x
  2. Step 2: Convert to fraction form
    11,835.15/16,332.40 = 6,530.01/x
  3. Step 3: Cross multiply
    11,835.15x = 16,332.40 × 6,530.01
  4. Step 4: Simplify right side
    11,835.15x = 106,650,735.32
  5. Step 5: Solve for x
    x = 106,650,735.32/11,835.15
  6. Step 6: Final answer
    x = 9,011.35

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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.