Home / 5,166.04-7,127.40-2,927.74

Finding the Fourth Proportional to 5,166.04, 7,127.40 and 2,927.74

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Solution

The fourth proportional to 5,166.04, 7,127.40 and 2,927.74 is: 4,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.04 : 7,127.40 = 2,927.74 : x
  2. Step 2: Convert to fraction form
    5,166.04/7,127.40 = 2,927.74/x
  3. Step 3: Cross multiply
    5,166.04x = 7,127.40 × 2,927.74
  4. Step 4: Simplify right side
    5,166.04x = 20,867,174.08
  5. Step 5: Solve for x
    x = 20,867,174.08/5,166.04
  6. Step 6: Final answer
    x = 4,039.30

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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.