Home / 10,423.24-14,381.22-6,699.40

Finding the Fourth Proportional to 10,423.24, 14,381.22 and 6,699.40

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Solution

The fourth proportional to 10,423.24, 14,381.22 and 6,699.40 is: 9,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.24 : 14,381.22 = 6,699.40 : x
  2. Step 2: Convert to fraction form
    10,423.24/14,381.22 = 6,699.40/x
  3. Step 3: Cross multiply
    10,423.24x = 14,381.22 × 6,699.40
  4. Step 4: Simplify right side
    10,423.24x = 96,345,545.27
  5. Step 5: Solve for x
    x = 96,345,545.27/10,423.24
  6. Step 6: Final answer
    x = 9,243.34

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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.