Home / 7,789.77-10,742.76-6,088.50

Finding the Fourth Proportional to 7,789.77, 10,742.76 and 6,088.50

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Solution

The fourth proportional to 7,789.77, 10,742.76 and 6,088.50 is: 8,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789.77 : 10,742.76 = 6,088.50 : x
  2. Step 2: Convert to fraction form
    7,789.77/10,742.76 = 6,088.50/x
  3. Step 3: Cross multiply
    7,789.77x = 10,742.76 × 6,088.50
  4. Step 4: Simplify right side
    7,789.77x = 65,407,294.26
  5. Step 5: Solve for x
    x = 65,407,294.26/7,789.77
  6. Step 6: Final answer
    x = 8,396.56

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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.