Home / 5,360.19-8,045.46-2,588.81

Finding the Fourth Proportional to 5,360.19, 8,045.46 and 2,588.81

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Solution

The fourth proportional to 5,360.19, 8,045.46 and 2,588.81 is: 3,885.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.19 : 8,045.46 = 2,588.81 : x
  2. Step 2: Convert to fraction form
    5,360.19/8,045.46 = 2,588.81/x
  3. Step 3: Cross multiply
    5,360.19x = 8,045.46 × 2,588.81
  4. Step 4: Simplify right side
    5,360.19x = 20,828,167.30
  5. Step 5: Solve for x
    x = 20,828,167.30/5,360.19
  6. Step 6: Final answer
    x = 3,885.71

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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.