Home / 10,352.21-15,528.17-2,561.03

Finding the Fourth Proportional to 10,352.21, 15,528.17 and 2,561.03

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Solution

The fourth proportional to 10,352.21, 15,528.17 and 2,561.03 is: 3,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.21 : 15,528.17 = 2,561.03 : x
  2. Step 2: Convert to fraction form
    10,352.21/15,528.17 = 2,561.03/x
  3. Step 3: Cross multiply
    10,352.21x = 15,528.17 × 2,561.03
  4. Step 4: Simplify right side
    10,352.21x = 39,768,018.77
  5. Step 5: Solve for x
    x = 39,768,018.77/10,352.21
  6. Step 6: Final answer
    x = 3,841.50

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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.