Home / 9,389.24-14,088.72-6,813.44

Finding the Fourth Proportional to 9,389.24, 14,088.72 and 6,813.44

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Solution

The fourth proportional to 9,389.24, 14,088.72 and 6,813.44 is: 10,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.24 : 14,088.72 = 6,813.44 : x
  2. Step 2: Convert to fraction form
    9,389.24/14,088.72 = 6,813.44/x
  3. Step 3: Cross multiply
    9,389.24x = 14,088.72 × 6,813.44
  4. Step 4: Simplify right side
    9,389.24x = 95,992,648.40
  5. Step 5: Solve for x
    x = 95,992,648.40/9,389.24
  6. Step 6: Final answer
    x = 10,223.69

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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.