Home / 10,805.04-14,910.84-6,089.76

Finding the Fourth Proportional to 10,805.04, 14,910.84 and 6,089.76

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Solution

The fourth proportional to 10,805.04, 14,910.84 and 6,089.76 is: 8,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805.04 : 14,910.84 = 6,089.76 : x
  2. Step 2: Convert to fraction form
    10,805.04/14,910.84 = 6,089.76/x
  3. Step 3: Cross multiply
    10,805.04x = 14,910.84 × 6,089.76
  4. Step 4: Simplify right side
    10,805.04x = 90,803,437.00
  5. Step 5: Solve for x
    x = 90,803,437.00/10,805.04
  6. Step 6: Final answer
    x = 8,403.80

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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.