Home / 8,931.25-12,325.37-4,898.26

Finding the Fourth Proportional to 8,931.25, 12,325.37 and 4,898.26

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Solution

The fourth proportional to 8,931.25, 12,325.37 and 4,898.26 is: 6,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.25 : 12,325.37 = 4,898.26 : x
  2. Step 2: Convert to fraction form
    8,931.25/12,325.37 = 4,898.26/x
  3. Step 3: Cross multiply
    8,931.25x = 12,325.37 × 4,898.26
  4. Step 4: Simplify right side
    8,931.25x = 60,372,865.69
  5. Step 5: Solve for x
    x = 60,372,865.69/8,931.25
  6. Step 6: Final answer
    x = 6,759.74

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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.