Home / 9,359.76-14,038.70-3,119.10

Finding the Fourth Proportional to 9,359.76, 14,038.70 and 3,119.10

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Solution

The fourth proportional to 9,359.76, 14,038.70 and 3,119.10 is: 4,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.76 : 14,038.70 = 3,119.10 : x
  2. Step 2: Convert to fraction form
    9,359.76/14,038.70 = 3,119.10/x
  3. Step 3: Cross multiply
    9,359.76x = 14,038.70 × 3,119.10
  4. Step 4: Simplify right side
    9,359.76x = 43,788,109.17
  5. Step 5: Solve for x
    x = 43,788,109.17/9,359.76
  6. Step 6: Final answer
    x = 4,678.34

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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.