Home / 4,800.77-6,626.30-3,126.36

Finding the Fourth Proportional to 4,800.77, 6,626.30 and 3,126.36

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Solution

The fourth proportional to 4,800.77, 6,626.30 and 3,126.36 is: 4,315.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.77 : 6,626.30 = 3,126.36 : x
  2. Step 2: Convert to fraction form
    4,800.77/6,626.30 = 3,126.36/x
  3. Step 3: Cross multiply
    4,800.77x = 6,626.30 × 3,126.36
  4. Step 4: Simplify right side
    4,800.77x = 20,716,199.27
  5. Step 5: Solve for x
    x = 20,716,199.27/4,800.77
  6. Step 6: Final answer
    x = 4,315.18

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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.