Home / 8,372.34-12,558.47-2,528.93

Finding the Fourth Proportional to 8,372.34, 12,558.47 and 2,528.93

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Solution

The fourth proportional to 8,372.34, 12,558.47 and 2,528.93 is: 3,793.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.34 : 12,558.47 = 2,528.93 : x
  2. Step 2: Convert to fraction form
    8,372.34/12,558.47 = 2,528.93/x
  3. Step 3: Cross multiply
    8,372.34x = 12,558.47 × 2,528.93
  4. Step 4: Simplify right side
    8,372.34x = 31,759,491.54
  5. Step 5: Solve for x
    x = 31,759,491.54/8,372.34
  6. Step 6: Final answer
    x = 3,793.38

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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.