Home / 5,457.19-8,187.42-2,537.95

Finding the Fourth Proportional to 5,457.19, 8,187.42 and 2,537.95

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Solution

The fourth proportional to 5,457.19, 8,187.42 and 2,537.95 is: 3,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.19 : 8,187.42 = 2,537.95 : x
  2. Step 2: Convert to fraction form
    5,457.19/8,187.42 = 2,537.95/x
  3. Step 3: Cross multiply
    5,457.19x = 8,187.42 × 2,537.95
  4. Step 4: Simplify right side
    5,457.19x = 20,779,262.59
  5. Step 5: Solve for x
    x = 20,779,262.59/5,457.19
  6. Step 6: Final answer
    x = 3,807.69

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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.