Home / 10,400.81-15,598.41-4,848.73

Finding the Fourth Proportional to 10,400.81, 15,598.41 and 4,848.73

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Solution

The fourth proportional to 10,400.81, 15,598.41 and 4,848.73 is: 7,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.81 : 15,598.41 = 4,848.73 : x
  2. Step 2: Convert to fraction form
    10,400.81/15,598.41 = 4,848.73/x
  3. Step 3: Cross multiply
    10,400.81x = 15,598.41 × 4,848.73
  4. Step 4: Simplify right side
    10,400.81x = 75,632,421.34
  5. Step 5: Solve for x
    x = 75,632,421.34/10,400.81
  6. Step 6: Final answer
    x = 7,271.79

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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.