Home / 7,800.19-10,764.27-4,263.39

Finding the Fourth Proportional to 7,800.19, 10,764.27 and 4,263.39

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Solution

The fourth proportional to 7,800.19, 10,764.27 and 4,263.39 is: 5,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800.19 : 10,764.27 = 4,263.39 : x
  2. Step 2: Convert to fraction form
    7,800.19/10,764.27 = 4,263.39/x
  3. Step 3: Cross multiply
    7,800.19x = 10,764.27 × 4,263.39
  4. Step 4: Simplify right side
    7,800.19x = 45,892,281.08
  5. Step 5: Solve for x
    x = 45,892,281.08/7,800.19
  6. Step 6: Final answer
    x = 5,883.48

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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.