Home / 6,421.32-9,631.98-2,525.63

Finding the Fourth Proportional to 6,421.32, 9,631.98 and 2,525.63

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Solution

The fourth proportional to 6,421.32, 9,631.98 and 2,525.63 is: 3,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.32 : 9,631.98 = 2,525.63 : x
  2. Step 2: Convert to fraction form
    6,421.32/9,631.98 = 2,525.63/x
  3. Step 3: Cross multiply
    6,421.32x = 9,631.98 × 2,525.63
  4. Step 4: Simplify right side
    6,421.32x = 24,326,769.49
  5. Step 5: Solve for x
    x = 24,326,769.49/6,421.32
  6. Step 6: Final answer
    x = 3,788.44

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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.