Home / 6,521.68-8,999.87-3,537.52

Finding the Fourth Proportional to 6,521.68, 8,999.87 and 3,537.52

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Solution

The fourth proportional to 6,521.68, 8,999.87 and 3,537.52 is: 4,881.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.68 : 8,999.87 = 3,537.52 : x
  2. Step 2: Convert to fraction form
    6,521.68/8,999.87 = 3,537.52/x
  3. Step 3: Cross multiply
    6,521.68x = 8,999.87 × 3,537.52
  4. Step 4: Simplify right side
    6,521.68x = 31,837,220.12
  5. Step 5: Solve for x
    x = 31,837,220.12/6,521.68
  6. Step 6: Final answer
    x = 4,881.75

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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.