Home / 10,058.90-15,090.03-4,215.95

Finding the Fourth Proportional to 10,058.90, 15,090.03 and 4,215.95

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Solution

The fourth proportional to 10,058.90, 15,090.03 and 4,215.95 is: 6,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.90 : 15,090.03 = 4,215.95 : x
  2. Step 2: Convert to fraction form
    10,058.90/15,090.03 = 4,215.95/x
  3. Step 3: Cross multiply
    10,058.90x = 15,090.03 × 4,215.95
  4. Step 4: Simplify right side
    10,058.90x = 63,618,811.98
  5. Step 5: Solve for x
    x = 63,618,811.98/10,058.90
  6. Step 6: Final answer
    x = 6,324.63

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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.