Home / 11,835.40-16,332.94-6,530.41

Finding the Fourth Proportional to 11,835.40, 16,332.94 and 6,530.41

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Solution

The fourth proportional to 11,835.40, 16,332.94 and 6,530.41 is: 9,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.40 : 16,332.94 = 6,530.41 : x
  2. Step 2: Convert to fraction form
    11,835.40/16,332.94 = 6,530.41/x
  3. Step 3: Cross multiply
    11,835.40x = 16,332.94 × 6,530.41
  4. Step 4: Simplify right side
    11,835.40x = 106,660,737.55
  5. Step 5: Solve for x
    x = 106,660,737.55/11,835.40
  6. Step 6: Final answer
    x = 9,012.01

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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.