Home / 8,087.77-11,162.60-4,730.39

Finding the Fourth Proportional to 8,087.77, 11,162.60 and 4,730.39

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Solution

The fourth proportional to 8,087.77, 11,162.60 and 4,730.39 is: 6,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.77 : 11,162.60 = 4,730.39 : x
  2. Step 2: Convert to fraction form
    8,087.77/11,162.60 = 4,730.39/x
  3. Step 3: Cross multiply
    8,087.77x = 11,162.60 × 4,730.39
  4. Step 4: Simplify right side
    8,087.77x = 52,803,451.41
  5. Step 5: Solve for x
    x = 52,803,451.41/8,087.77
  6. Step 6: Final answer
    x = 6,528.80

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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.