Home / 9,868.56-14,813.38-4,249.01

Finding the Fourth Proportional to 9,868.56, 14,813.38 and 4,249.01

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Solution

The fourth proportional to 9,868.56, 14,813.38 and 4,249.01 is: 6,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.56 : 14,813.38 = 4,249.01 : x
  2. Step 2: Convert to fraction form
    9,868.56/14,813.38 = 4,249.01/x
  3. Step 3: Cross multiply
    9,868.56x = 14,813.38 × 4,249.01
  4. Step 4: Simplify right side
    9,868.56x = 62,942,178.51
  5. Step 5: Solve for x
    x = 62,942,178.51/9,868.56
  6. Step 6: Final answer
    x = 6,378.05

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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.