Home / 10,316.69-15,477.66-4,774.03

Finding the Fourth Proportional to 10,316.69, 15,477.66 and 4,774.03

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Solution

The fourth proportional to 10,316.69, 15,477.66 and 4,774.03 is: 7,162.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.69 : 15,477.66 = 4,774.03 : x
  2. Step 2: Convert to fraction form
    10,316.69/15,477.66 = 4,774.03/x
  3. Step 3: Cross multiply
    10,316.69x = 15,477.66 × 4,774.03
  4. Step 4: Simplify right side
    10,316.69x = 73,890,813.17
  5. Step 5: Solve for x
    x = 73,890,813.17/10,316.69
  6. Step 6: Final answer
    x = 7,162.26

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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.