Home / 9,385.96-14,074.79-2,810.92

Finding the Fourth Proportional to 9,385.96, 14,074.79 and 2,810.92

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Solution

The fourth proportional to 9,385.96, 14,074.79 and 2,810.92 is: 4,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.96 : 14,074.79 = 2,810.92 : x
  2. Step 2: Convert to fraction form
    9,385.96/14,074.79 = 2,810.92/x
  3. Step 3: Cross multiply
    9,385.96x = 14,074.79 × 2,810.92
  4. Step 4: Simplify right side
    9,385.96x = 39,563,059.47
  5. Step 5: Solve for x
    x = 39,563,059.47/9,385.96
  6. Step 6: Final answer
    x = 4,215.13

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1.5x scale

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.