Home / 3,741.24-5,158.86-2,547

Finding the Fourth Proportional to 3,741.24, 5,158.86 and 2,547

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Solution

The fourth proportional to 3,741.24, 5,158.86 and 2,547 is: 3,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.24 : 5,158.86 = 2,547 : x
  2. Step 2: Convert to fraction form
    3,741.24/5,158.86 = 2,547/x
  3. Step 3: Cross multiply
    3,741.24x = 5,158.86 × 2,547
  4. Step 4: Simplify right side
    3,741.24x = 13,139,616.42
  5. Step 5: Solve for x
    x = 13,139,616.42/3,741.24
  6. Step 6: Final answer
    x = 3,512.10

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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.