Home / 5,637.32-8,457.18-2,175.56

Finding the Fourth Proportional to 5,637.32, 8,457.18 and 2,175.56

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Solution

The fourth proportional to 5,637.32, 8,457.18 and 2,175.56 is: 3,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.32 : 8,457.18 = 2,175.56 : x
  2. Step 2: Convert to fraction form
    5,637.32/8,457.18 = 2,175.56/x
  3. Step 3: Cross multiply
    5,637.32x = 8,457.18 × 2,175.56
  4. Step 4: Simplify right side
    5,637.32x = 18,399,102.52
  5. Step 5: Solve for x
    x = 18,399,102.52/5,637.32
  6. Step 6: Final answer
    x = 3,263.80

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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.