Home / 5,022.68-6,931.52-2,898.52

Finding the Fourth Proportional to 5,022.68, 6,931.52 and 2,898.52

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Solution

The fourth proportional to 5,022.68, 6,931.52 and 2,898.52 is: 4,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.68 : 6,931.52 = 2,898.52 : x
  2. Step 2: Convert to fraction form
    5,022.68/6,931.52 = 2,898.52/x
  3. Step 3: Cross multiply
    5,022.68x = 6,931.52 × 2,898.52
  4. Step 4: Simplify right side
    5,022.68x = 20,091,149.35
  5. Step 5: Solve for x
    x = 20,091,149.35/5,022.68
  6. Step 6: Final answer
    x = 4,000.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.