Home / 10,523.99-15,777.45-4,286.93

Finding the Fourth Proportional to 10,523.99, 15,777.45 and 4,286.93

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Solution

The fourth proportional to 10,523.99, 15,777.45 and 4,286.93 is: 6,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.99 : 15,777.45 = 4,286.93 : x
  2. Step 2: Convert to fraction form
    10,523.99/15,777.45 = 4,286.93/x
  3. Step 3: Cross multiply
    10,523.99x = 15,777.45 × 4,286.93
  4. Step 4: Simplify right side
    10,523.99x = 67,636,744.84
  5. Step 5: Solve for x
    x = 67,636,744.84/10,523.99
  6. Step 6: Final answer
    x = 6,426.91

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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.