Home / 4,545.81-6,272.10-2,776.77

Finding the Fourth Proportional to 4,545.81, 6,272.10 and 2,776.77

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Solution

The fourth proportional to 4,545.81, 6,272.10 and 2,776.77 is: 3,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.81 : 6,272.10 = 2,776.77 : x
  2. Step 2: Convert to fraction form
    4,545.81/6,272.10 = 2,776.77/x
  3. Step 3: Cross multiply
    4,545.81x = 6,272.10 × 2,776.77
  4. Step 4: Simplify right side
    4,545.81x = 17,416,179.12
  5. Step 5: Solve for x
    x = 17,416,179.12/4,545.81
  6. Step 6: Final answer
    x = 3,831.26

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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.