Home / 5,637.83-8,457.33-1,939.62

Finding the Fourth Proportional to 5,637.83, 8,457.33 and 1,939.62

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Solution

The fourth proportional to 5,637.83, 8,457.33 and 1,939.62 is: 2,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.83 : 8,457.33 = 1,939.62 : x
  2. Step 2: Convert to fraction form
    5,637.83/8,457.33 = 1,939.62/x
  3. Step 3: Cross multiply
    5,637.83x = 8,457.33 × 1,939.62
  4. Step 4: Simplify right side
    5,637.83x = 16,404,006.41
  5. Step 5: Solve for x
    x = 16,404,006.41/5,637.83
  6. Step 6: Final answer
    x = 2,909.63

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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.