Home / 6,259.68-8,637.31-3,742.81

Finding the Fourth Proportional to 6,259.68, 8,637.31 and 3,742.81

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Solution

The fourth proportional to 6,259.68, 8,637.31 and 3,742.81 is: 5,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.68 : 8,637.31 = 3,742.81 : x
  2. Step 2: Convert to fraction form
    6,259.68/8,637.31 = 3,742.81/x
  3. Step 3: Cross multiply
    6,259.68x = 8,637.31 × 3,742.81
  4. Step 4: Simplify right side
    6,259.68x = 32,327,810.24
  5. Step 5: Solve for x
    x = 32,327,810.24/6,259.68
  6. Step 6: Final answer
    x = 5,164.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.