Home / 5,014.49-6,919.76-2,776.20

Finding the Fourth Proportional to 5,014.49, 6,919.76 and 2,776.20

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Solution

The fourth proportional to 5,014.49, 6,919.76 and 2,776.20 is: 3,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.49 : 6,919.76 = 2,776.20 : x
  2. Step 2: Convert to fraction form
    5,014.49/6,919.76 = 2,776.20/x
  3. Step 3: Cross multiply
    5,014.49x = 6,919.76 × 2,776.20
  4. Step 4: Simplify right side
    5,014.49x = 19,210,637.71
  5. Step 5: Solve for x
    x = 19,210,637.71/5,014.49
  6. Step 6: Final answer
    x = 3,831.03

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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.