Home / 10,620.64-15,925.56-3,598.48

Finding the Fourth Proportional to 10,620.64, 15,925.56 and 3,598.48

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Solution

The fourth proportional to 10,620.64, 15,925.56 and 3,598.48 is: 5,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.64 : 15,925.56 = 3,598.48 : x
  2. Step 2: Convert to fraction form
    10,620.64/15,925.56 = 3,598.48/x
  3. Step 3: Cross multiply
    10,620.64x = 15,925.56 × 3,598.48
  4. Step 4: Simplify right side
    10,620.64x = 57,307,809.15
  5. Step 5: Solve for x
    x = 57,307,809.15/10,620.64
  6. Step 6: Final answer
    x = 5,395.89

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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.