Home / 6,528.77-9,006.53-3,874.30

Finding the Fourth Proportional to 6,528.77, 9,006.53 and 3,874.30

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Solution

The fourth proportional to 6,528.77, 9,006.53 and 3,874.30 is: 5,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.77 : 9,006.53 = 3,874.30 : x
  2. Step 2: Convert to fraction form
    6,528.77/9,006.53 = 3,874.30/x
  3. Step 3: Cross multiply
    6,528.77x = 9,006.53 × 3,874.30
  4. Step 4: Simplify right side
    6,528.77x = 34,893,999.18
  5. Step 5: Solve for x
    x = 34,893,999.18/6,528.77
  6. Step 6: Final answer
    x = 5,344.65

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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.