Home / 7,316.52-10,972.75-2,386.45

Finding the Fourth Proportional to 7,316.52, 10,972.75 and 2,386.45

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Solution

The fourth proportional to 7,316.52, 10,972.75 and 2,386.45 is: 3,579.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.52 : 10,972.75 = 2,386.45 : x
  2. Step 2: Convert to fraction form
    7,316.52/10,972.75 = 2,386.45/x
  3. Step 3: Cross multiply
    7,316.52x = 10,972.75 × 2,386.45
  4. Step 4: Simplify right side
    7,316.52x = 26,185,919.24
  5. Step 5: Solve for x
    x = 26,185,919.24/7,316.52
  6. Step 6: Final answer
    x = 3,579.01

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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.