Home / 6,625.64-9,147.40-4,389.42

Finding the Fourth Proportional to 6,625.64, 9,147.40 and 4,389.42

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Solution

The fourth proportional to 6,625.64, 9,147.40 and 4,389.42 is: 6,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.64 : 9,147.40 = 4,389.42 : x
  2. Step 2: Convert to fraction form
    6,625.64/9,147.40 = 4,389.42/x
  3. Step 3: Cross multiply
    6,625.64x = 9,147.40 × 4,389.42
  4. Step 4: Simplify right side
    6,625.64x = 40,151,780.51
  5. Step 5: Solve for x
    x = 40,151,780.51/6,625.64
  6. Step 6: Final answer
    x = 6,060.06

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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.