Home / 5,637.54-8,457.12-1,742.25

Finding the Fourth Proportional to 5,637.54, 8,457.12 and 1,742.25

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Solution

The fourth proportional to 5,637.54, 8,457.12 and 1,742.25 is: 2,613.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.54 : 8,457.12 = 1,742.25 : x
  2. Step 2: Convert to fraction form
    5,637.54/8,457.12 = 1,742.25/x
  3. Step 3: Cross multiply
    5,637.54x = 8,457.12 × 1,742.25
  4. Step 4: Simplify right side
    5,637.54x = 14,734,417.32
  5. Step 5: Solve for x
    x = 14,734,417.32/5,637.54
  6. Step 6: Final answer
    x = 2,613.63

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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.