Home / 5,013.59-6,919.14-2,776.16

Finding the Fourth Proportional to 5,013.59, 6,919.14 and 2,776.16

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Solution

The fourth proportional to 5,013.59, 6,919.14 and 2,776.16 is: 3,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.59 : 6,919.14 = 2,776.16 : x
  2. Step 2: Convert to fraction form
    5,013.59/6,919.14 = 2,776.16/x
  3. Step 3: Cross multiply
    5,013.59x = 6,919.14 × 2,776.16
  4. Step 4: Simplify right side
    5,013.59x = 19,208,667.41
  5. Step 5: Solve for x
    x = 19,208,667.41/5,013.59
  6. Step 6: Final answer
    x = 3,831.32

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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.