Home / 5,014.51-6,919.86-2,776.30

Finding the Fourth Proportional to 5,014.51, 6,919.86 and 2,776.30

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Solution

The fourth proportional to 5,014.51, 6,919.86 and 2,776.30 is: 3,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.51 : 6,919.86 = 2,776.30 : x
  2. Step 2: Convert to fraction form
    5,014.51/6,919.86 = 2,776.30/x
  3. Step 3: Cross multiply
    5,014.51x = 6,919.86 × 2,776.30
  4. Step 4: Simplify right side
    5,014.51x = 19,211,607.32
  5. Step 5: Solve for x
    x = 19,211,607.32/5,014.51
  6. Step 6: Final answer
    x = 3,831.20

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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.