Home / 5,045.20-6,962.54-2,776.63

Finding the Fourth Proportional to 5,045.20, 6,962.54 and 2,776.63

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Solution

The fourth proportional to 5,045.20, 6,962.54 and 2,776.63 is: 3,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.20 : 6,962.54 = 2,776.63 : x
  2. Step 2: Convert to fraction form
    5,045.20/6,962.54 = 2,776.63/x
  3. Step 3: Cross multiply
    5,045.20x = 6,962.54 × 2,776.63
  4. Step 4: Simplify right side
    5,045.20x = 19,332,397.44
  5. Step 5: Solve for x
    x = 19,332,397.44/5,045.20
  6. Step 6: Final answer
    x = 3,831.84

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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.