Home / 6,240.04-8,611.24-3,587.32

Finding the Fourth Proportional to 6,240.04, 8,611.24 and 3,587.32

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Solution

The fourth proportional to 6,240.04, 8,611.24 and 3,587.32 is: 4,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.04 : 8,611.24 = 3,587.32 : x
  2. Step 2: Convert to fraction form
    6,240.04/8,611.24 = 3,587.32/x
  3. Step 3: Cross multiply
    6,240.04x = 8,611.24 × 3,587.32
  4. Step 4: Simplify right side
    6,240.04x = 30,891,273.48
  5. Step 5: Solve for x
    x = 30,891,273.48/6,240.04
  6. Step 6: Final answer
    x = 4,950.49

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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.