Home / 10,553.20-14,566.26-6,078.40

Finding the Fourth Proportional to 10,553.20, 14,566.26 and 6,078.40

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Solution

The fourth proportional to 10,553.20, 14,566.26 and 6,078.40 is: 8,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.20 : 14,566.26 = 6,078.40 : x
  2. Step 2: Convert to fraction form
    10,553.20/14,566.26 = 6,078.40/x
  3. Step 3: Cross multiply
    10,553.20x = 14,566.26 × 6,078.40
  4. Step 4: Simplify right side
    10,553.20x = 88,539,554.78
  5. Step 5: Solve for x
    x = 88,539,554.78/10,553.20
  6. Step 6: Final answer
    x = 8,389.83

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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.