Home / 4,756.76-7,117.62-2,875.94

Finding the Fourth Proportional to 4,756.76, 7,117.62 and 2,875.94

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Solution

The fourth proportional to 4,756.76, 7,117.62 and 2,875.94 is: 4,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.76 : 7,117.62 = 2,875.94 : x
  2. Step 2: Convert to fraction form
    4,756.76/7,117.62 = 2,875.94/x
  3. Step 3: Cross multiply
    4,756.76x = 7,117.62 × 2,875.94
  4. Step 4: Simplify right side
    4,756.76x = 20,469,848.06
  5. Step 5: Solve for x
    x = 20,469,848.06/4,756.76
  6. Step 6: Final answer
    x = 4,303.32

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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.