Home / 5,457.87-8,187.66-2,337.89

Finding the Fourth Proportional to 5,457.87, 8,187.66 and 2,337.89

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Solution

The fourth proportional to 5,457.87, 8,187.66 and 2,337.89 is: 3,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.87 : 8,187.66 = 2,337.89 : x
  2. Step 2: Convert to fraction form
    5,457.87/8,187.66 = 2,337.89/x
  3. Step 3: Cross multiply
    5,457.87x = 8,187.66 × 2,337.89
  4. Step 4: Simplify right side
    5,457.87x = 19,141,807.50
  5. Step 5: Solve for x
    x = 19,141,807.50/5,457.87
  6. Step 6: Final answer
    x = 3,507.19

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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.