Home / 6,158.10-8,497.51-3,640.32

Finding the Fourth Proportional to 6,158.10, 8,497.51 and 3,640.32

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Solution

The fourth proportional to 6,158.10, 8,497.51 and 3,640.32 is: 5,023.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158.10 : 8,497.51 = 3,640.32 : x
  2. Step 2: Convert to fraction form
    6,158.10/8,497.51 = 3,640.32/x
  3. Step 3: Cross multiply
    6,158.10x = 8,497.51 × 3,640.32
  4. Step 4: Simplify right side
    6,158.10x = 30,933,655.60
  5. Step 5: Solve for x
    x = 30,933,655.60/6,158.10
  6. Step 6: Final answer
    x = 5,023.25

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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.