Home / 5,637.56-8,457.10-1,742.28

Finding the Fourth Proportional to 5,637.56, 8,457.10 and 1,742.28

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Solution

The fourth proportional to 5,637.56, 8,457.10 and 1,742.28 is: 2,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.56 : 8,457.10 = 1,742.28 : x
  2. Step 2: Convert to fraction form
    5,637.56/8,457.10 = 1,742.28/x
  3. Step 3: Cross multiply
    5,637.56x = 8,457.10 × 1,742.28
  4. Step 4: Simplify right side
    5,637.56x = 14,734,636.19
  5. Step 5: Solve for x
    x = 14,734,636.19/5,637.56
  6. Step 6: Final answer
    x = 2,613.65

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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.