Home / 6,319.96-9,477.61-2,158.83

Finding the Fourth Proportional to 6,319.96, 9,477.61 and 2,158.83

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Solution

The fourth proportional to 6,319.96, 9,477.61 and 2,158.83 is: 3,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.96 : 9,477.61 = 2,158.83 : x
  2. Step 2: Convert to fraction form
    6,319.96/9,477.61 = 2,158.83/x
  3. Step 3: Cross multiply
    6,319.96x = 9,477.61 × 2,158.83
  4. Step 4: Simplify right side
    6,319.96x = 20,460,543.40
  5. Step 5: Solve for x
    x = 20,460,543.40/6,319.96
  6. Step 6: Final answer
    x = 3,237.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.