Home / 8,770.48-13,156.38-2,927.08

Finding the Fourth Proportional to 8,770.48, 13,156.38 and 2,927.08

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Solution

The fourth proportional to 8,770.48, 13,156.38 and 2,927.08 is: 4,390.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.48 : 13,156.38 = 2,927.08 : x
  2. Step 2: Convert to fraction form
    8,770.48/13,156.38 = 2,927.08/x
  3. Step 3: Cross multiply
    8,770.48x = 13,156.38 × 2,927.08
  4. Step 4: Simplify right side
    8,770.48x = 38,509,710.99
  5. Step 5: Solve for x
    x = 38,509,710.99/8,770.48
  6. Step 6: Final answer
    x = 4,390.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.