Home / 10,451.14-15,681.83-4,904.93

Finding the Fourth Proportional to 10,451.14, 15,681.83 and 4,904.93

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Solution

The fourth proportional to 10,451.14, 15,681.83 and 4,904.93 is: 7,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.14 : 15,681.83 = 4,904.93 : x
  2. Step 2: Convert to fraction form
    10,451.14/15,681.83 = 4,904.93/x
  3. Step 3: Cross multiply
    10,451.14x = 15,681.83 × 4,904.93
  4. Step 4: Simplify right side
    10,451.14x = 76,918,266.16
  5. Step 5: Solve for x
    x = 76,918,266.16/10,451.14
  6. Step 6: Final answer
    x = 7,359.80

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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.