Home / 10,553.88-14,567.84-6,078.74

Finding the Fourth Proportional to 10,553.88, 14,567.84 and 6,078.74

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Solution

The fourth proportional to 10,553.88, 14,567.84 and 6,078.74 is: 8,390.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.88 : 14,567.84 = 6,078.74 : x
  2. Step 2: Convert to fraction form
    10,553.88/14,567.84 = 6,078.74/x
  3. Step 3: Cross multiply
    10,553.88x = 14,567.84 × 6,078.74
  4. Step 4: Simplify right side
    10,553.88x = 88,554,008.49
  5. Step 5: Solve for x
    x = 88,554,008.49/10,553.88
  6. Step 6: Final answer
    x = 8,390.66

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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.