Home / 4,777.52-7,127.48-4,519.18

Finding the Fourth Proportional to 4,777.52, 7,127.48 and 4,519.18

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Solution

The fourth proportional to 4,777.52, 7,127.48 and 4,519.18 is: 6,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.52 : 7,127.48 = 4,519.18 : x
  2. Step 2: Convert to fraction form
    4,777.52/7,127.48 = 4,519.18/x
  3. Step 3: Cross multiply
    4,777.52x = 7,127.48 × 4,519.18
  4. Step 4: Simplify right side
    4,777.52x = 32,210,365.07
  5. Step 5: Solve for x
    x = 32,210,365.07/4,777.52
  6. Step 6: Final answer
    x = 6,742.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.