Home / 6,578.08-9,076.80-3,783.04

Finding the Fourth Proportional to 6,578.08, 9,076.80 and 3,783.04

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Solution

The fourth proportional to 6,578.08, 9,076.80 and 3,783.04 is: 5,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.08 : 9,076.80 = 3,783.04 : x
  2. Step 2: Convert to fraction form
    6,578.08/9,076.80 = 3,783.04/x
  3. Step 3: Cross multiply
    6,578.08x = 9,076.80 × 3,783.04
  4. Step 4: Simplify right side
    6,578.08x = 34,337,897.47
  5. Step 5: Solve for x
    x = 34,337,897.47/6,578.08
  6. Step 6: Final answer
    x = 5,220.05

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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.