Home / 11,644.60-16,068.32-6,607.22

Finding the Fourth Proportional to 11,644.60, 16,068.32 and 6,607.22

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Solution

The fourth proportional to 11,644.60, 16,068.32 and 6,607.22 is: 9,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.60 : 16,068.32 = 6,607.22 : x
  2. Step 2: Convert to fraction form
    11,644.60/16,068.32 = 6,607.22/x
  3. Step 3: Cross multiply
    11,644.60x = 16,068.32 × 6,607.22
  4. Step 4: Simplify right side
    11,644.60x = 106,166,925.27
  5. Step 5: Solve for x
    x = 106,166,925.27/11,644.60
  6. Step 6: Final answer
    x = 9,117.27

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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.