Home / 10,529.42-15,782.78-5,594.09

Finding the Fourth Proportional to 10,529.42, 15,782.78 and 5,594.09

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Solution

The fourth proportional to 10,529.42, 15,782.78 and 5,594.09 is: 8,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.42 : 15,782.78 = 5,594.09 : x
  2. Step 2: Convert to fraction form
    10,529.42/15,782.78 = 5,594.09/x
  3. Step 3: Cross multiply
    10,529.42x = 15,782.78 × 5,594.09
  4. Step 4: Simplify right side
    10,529.42x = 88,290,226.84
  5. Step 5: Solve for x
    x = 88,290,226.84/10,529.42
  6. Step 6: Final answer
    x = 8,385.10

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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.