Home / 10,786.35-14,887.23-6,539.72

Finding the Fourth Proportional to 10,786.35, 14,887.23 and 6,539.72

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Solution

The fourth proportional to 10,786.35, 14,887.23 and 6,539.72 is: 9,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.35 : 14,887.23 = 6,539.72 : x
  2. Step 2: Convert to fraction form
    10,786.35/14,887.23 = 6,539.72/x
  3. Step 3: Cross multiply
    10,786.35x = 14,887.23 × 6,539.72
  4. Step 4: Simplify right side
    10,786.35x = 97,358,315.78
  5. Step 5: Solve for x
    x = 97,358,315.78/10,786.35
  6. Step 6: Final answer
    x = 9,026.07

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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.