Home / 8,835.30-12,192.12-5,058.48

Finding the Fourth Proportional to 8,835.30, 12,192.12 and 5,058.48

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Solution

The fourth proportional to 8,835.30, 12,192.12 and 5,058.48 is: 6,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.30 : 12,192.12 = 5,058.48 : x
  2. Step 2: Convert to fraction form
    8,835.30/12,192.12 = 5,058.48/x
  3. Step 3: Cross multiply
    8,835.30x = 12,192.12 × 5,058.48
  4. Step 4: Simplify right side
    8,835.30x = 61,673,595.18
  5. Step 5: Solve for x
    x = 61,673,595.18/8,835.30
  6. Step 6: Final answer
    x = 6,980.36

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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.