Home / 10,357.60-15,536.40-2,962.30

Finding the Fourth Proportional to 10,357.60, 15,536.40 and 2,962.30

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Solution

The fourth proportional to 10,357.60, 15,536.40 and 2,962.30 is: 4,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.60 : 15,536.40 = 2,962.30 : x
  2. Step 2: Convert to fraction form
    10,357.60/15,536.40 = 2,962.30/x
  3. Step 3: Cross multiply
    10,357.60x = 15,536.40 × 2,962.30
  4. Step 4: Simplify right side
    10,357.60x = 46,023,477.72
  5. Step 5: Solve for x
    x = 46,023,477.72/10,357.60
  6. Step 6: Final answer
    x = 4,443.45

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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.