Home / 10,558.76-15,840.30-3,632.36

Finding the Fourth Proportional to 10,558.76, 15,840.30 and 3,632.36

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Solution

The fourth proportional to 10,558.76, 15,840.30 and 3,632.36 is: 5,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.76 : 15,840.30 = 3,632.36 : x
  2. Step 2: Convert to fraction form
    10,558.76/15,840.30 = 3,632.36/x
  3. Step 3: Cross multiply
    10,558.76x = 15,840.30 × 3,632.36
  4. Step 4: Simplify right side
    10,558.76x = 57,537,672.11
  5. Step 5: Solve for x
    x = 57,537,672.11/10,558.76
  6. Step 6: Final answer
    x = 5,449.28

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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.