Home / 7,800.68-11,701.38-4,335.32

Finding the Fourth Proportional to 7,800.68, 11,701.38 and 4,335.32

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Solution

The fourth proportional to 7,800.68, 11,701.38 and 4,335.32 is: 6,503.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800.68 : 11,701.38 = 4,335.32 : x
  2. Step 2: Convert to fraction form
    7,800.68/11,701.38 = 4,335.32/x
  3. Step 3: Cross multiply
    7,800.68x = 11,701.38 × 4,335.32
  4. Step 4: Simplify right side
    7,800.68x = 50,729,226.74
  5. Step 5: Solve for x
    x = 50,729,226.74/7,800.68
  6. Step 6: Final answer
    x = 6,503.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.