Home / 6,385.04-9,578.73-2,875.13

Finding the Fourth Proportional to 6,385.04, 9,578.73 and 2,875.13

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Solution

The fourth proportional to 6,385.04, 9,578.73 and 2,875.13 is: 4,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.04 : 9,578.73 = 2,875.13 : x
  2. Step 2: Convert to fraction form
    6,385.04/9,578.73 = 2,875.13/x
  3. Step 3: Cross multiply
    6,385.04x = 9,578.73 × 2,875.13
  4. Step 4: Simplify right side
    6,385.04x = 27,540,046.09
  5. Step 5: Solve for x
    x = 27,540,046.09/6,385.04
  6. Step 6: Final answer
    x = 4,313.22

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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.