Home / 8,347.74-12,513.30-4,175.02

Finding the Fourth Proportional to 8,347.74, 12,513.30 and 4,175.02

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Solution

The fourth proportional to 8,347.74, 12,513.30 and 4,175.02 is: 6,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.74 : 12,513.30 = 4,175.02 : x
  2. Step 2: Convert to fraction form
    8,347.74/12,513.30 = 4,175.02/x
  3. Step 3: Cross multiply
    8,347.74x = 12,513.30 × 4,175.02
  4. Step 4: Simplify right side
    8,347.74x = 52,243,223.02
  5. Step 5: Solve for x
    x = 52,243,223.02/8,347.74
  6. Step 6: Final answer
    x = 6,258.36

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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.