Home / 5,779.94-8,665.02-2,490.53

Finding the Fourth Proportional to 5,779.94, 8,665.02 and 2,490.53

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Solution

The fourth proportional to 5,779.94, 8,665.02 and 2,490.53 is: 3,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.94 : 8,665.02 = 2,490.53 : x
  2. Step 2: Convert to fraction form
    5,779.94/8,665.02 = 2,490.53/x
  3. Step 3: Cross multiply
    5,779.94x = 8,665.02 × 2,490.53
  4. Step 4: Simplify right side
    5,779.94x = 21,580,448.94
  5. Step 5: Solve for x
    x = 21,580,448.94/5,779.94
  6. Step 6: Final answer
    x = 3,733.68

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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.