Home / 5,011.94-7,518.58-2,089.55

Finding the Fourth Proportional to 5,011.94, 7,518.58 and 2,089.55

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Solution

The fourth proportional to 5,011.94, 7,518.58 and 2,089.55 is: 3,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.94 : 7,518.58 = 2,089.55 : x
  2. Step 2: Convert to fraction form
    5,011.94/7,518.58 = 2,089.55/x
  3. Step 3: Cross multiply
    5,011.94x = 7,518.58 × 2,089.55
  4. Step 4: Simplify right side
    5,011.94x = 15,710,462.41
  5. Step 5: Solve for x
    x = 15,710,462.41/5,011.94
  6. Step 6: Final answer
    x = 3,134.61

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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.