Home / 8,900.76-13,346.58-2,975.52

Finding the Fourth Proportional to 8,900.76, 13,346.58 and 2,975.52

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Solution

The fourth proportional to 8,900.76, 13,346.58 and 2,975.52 is: 4,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.76 : 13,346.58 = 2,975.52 : x
  2. Step 2: Convert to fraction form
    8,900.76/13,346.58 = 2,975.52/x
  3. Step 3: Cross multiply
    8,900.76x = 13,346.58 × 2,975.52
  4. Step 4: Simplify right side
    8,900.76x = 39,713,015.72
  5. Step 5: Solve for x
    x = 39,713,015.72/8,900.76
  6. Step 6: Final answer
    x = 4,461.76

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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.