Home / 10,396.16-14,348.40-6,206.88

Finding the Fourth Proportional to 10,396.16, 14,348.40 and 6,206.88

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Solution

The fourth proportional to 10,396.16, 14,348.40 and 6,206.88 is: 8,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.16 : 14,348.40 = 6,206.88 : x
  2. Step 2: Convert to fraction form
    10,396.16/14,348.40 = 6,206.88/x
  3. Step 3: Cross multiply
    10,396.16x = 14,348.40 × 6,206.88
  4. Step 4: Simplify right side
    10,396.16x = 89,058,796.99
  5. Step 5: Solve for x
    x = 89,058,796.99/10,396.16
  6. Step 6: Final answer
    x = 8,566.51

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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.