Home / 10,355.88-15,533.55-2,564.76

Finding the Fourth Proportional to 10,355.88, 15,533.55 and 2,564.76

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Solution

The fourth proportional to 10,355.88, 15,533.55 and 2,564.76 is: 3,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.88 : 15,533.55 = 2,564.76 : x
  2. Step 2: Convert to fraction form
    10,355.88/15,533.55 = 2,564.76/x
  3. Step 3: Cross multiply
    10,355.88x = 15,533.55 × 2,564.76
  4. Step 4: Simplify right side
    10,355.88x = 39,839,827.70
  5. Step 5: Solve for x
    x = 39,839,827.70/10,355.88
  6. Step 6: Final answer
    x = 3,847.07

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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.