Home / 5,164.83-7,127.93-2,927.43

Finding the Fourth Proportional to 5,164.83, 7,127.93 and 2,927.43

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Solution

The fourth proportional to 5,164.83, 7,127.93 and 2,927.43 is: 4,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.83 : 7,127.93 = 2,927.43 : x
  2. Step 2: Convert to fraction form
    5,164.83/7,127.93 = 2,927.43/x
  3. Step 3: Cross multiply
    5,164.83x = 7,127.93 × 2,927.43
  4. Step 4: Simplify right side
    5,164.83x = 20,866,501.48
  5. Step 5: Solve for x
    x = 20,866,501.48/5,164.83
  6. Step 6: Final answer
    x = 4,040.11

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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.