Home / 9,728.05-14,603.01-3,888.76

Finding the Fourth Proportional to 9,728.05, 14,603.01 and 3,888.76

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Solution

The fourth proportional to 9,728.05, 14,603.01 and 3,888.76 is: 5,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.05 : 14,603.01 = 3,888.76 : x
  2. Step 2: Convert to fraction form
    9,728.05/14,603.01 = 3,888.76/x
  3. Step 3: Cross multiply
    9,728.05x = 14,603.01 × 3,888.76
  4. Step 4: Simplify right side
    9,728.05x = 56,787,601.17
  5. Step 5: Solve for x
    x = 56,787,601.17/9,728.05
  6. Step 6: Final answer
    x = 5,837.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.