Home / 5,014.34-6,920.13-2,776.31

Finding the Fourth Proportional to 5,014.34, 6,920.13 and 2,776.31

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Solution

The fourth proportional to 5,014.34, 6,920.13 and 2,776.31 is: 3,831.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.34 : 6,920.13 = 2,776.31 : x
  2. Step 2: Convert to fraction form
    5,014.34/6,920.13 = 2,776.31/x
  3. Step 3: Cross multiply
    5,014.34x = 6,920.13 × 2,776.31
  4. Step 4: Simplify right side
    5,014.34x = 19,212,427.88
  5. Step 5: Solve for x
    x = 19,212,427.88/5,014.34
  6. Step 6: Final answer
    x = 3,831.50

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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.