Home / 8,297.30-12,417.24-5,133.44

Finding the Fourth Proportional to 8,297.30, 12,417.24 and 5,133.44

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Solution

The fourth proportional to 8,297.30, 12,417.24 and 5,133.44 is: 7,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.30 : 12,417.24 = 5,133.44 : x
  2. Step 2: Convert to fraction form
    8,297.30/12,417.24 = 5,133.44/x
  3. Step 3: Cross multiply
    8,297.30x = 12,417.24 × 5,133.44
  4. Step 4: Simplify right side
    8,297.30x = 63,743,156.51
  5. Step 5: Solve for x
    x = 63,743,156.51/8,297.30
  6. Step 6: Final answer
    x = 7,682.40

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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.