Home / 9,910.58-13,666.39-6,925.32

Finding the Fourth Proportional to 9,910.58, 13,666.39 and 6,925.32

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Solution

The fourth proportional to 9,910.58, 13,666.39 and 6,925.32 is: 9,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.58 : 13,666.39 = 6,925.32 : x
  2. Step 2: Convert to fraction form
    9,910.58/13,666.39 = 6,925.32/x
  3. Step 3: Cross multiply
    9,910.58x = 13,666.39 × 6,925.32
  4. Step 4: Simplify right side
    9,910.58x = 94,644,123.99
  5. Step 5: Solve for x
    x = 94,644,123.99/9,910.58
  6. Step 6: Final answer
    x = 9,549.81

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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.