Home / 4,089.61-6,120.44-2,528.94

Finding the Fourth Proportional to 4,089.61, 6,120.44 and 2,528.94

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Solution

The fourth proportional to 4,089.61, 6,120.44 and 2,528.94 is: 3,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.61 : 6,120.44 = 2,528.94 : x
  2. Step 2: Convert to fraction form
    4,089.61/6,120.44 = 2,528.94/x
  3. Step 3: Cross multiply
    4,089.61x = 6,120.44 × 2,528.94
  4. Step 4: Simplify right side
    4,089.61x = 15,478,225.53
  5. Step 5: Solve for x
    x = 15,478,225.53/4,089.61
  6. Step 6: Final answer
    x = 3,784.77

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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.