Home / 7,317.90-10,975.73-2,387.54

Finding the Fourth Proportional to 7,317.90, 10,975.73 and 2,387.54

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Solution

The fourth proportional to 7,317.90, 10,975.73 and 2,387.54 is: 3,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.90 : 10,975.73 = 2,387.54 : x
  2. Step 2: Convert to fraction form
    7,317.90/10,975.73 = 2,387.54/x
  3. Step 3: Cross multiply
    7,317.90x = 10,975.73 × 2,387.54
  4. Step 4: Simplify right side
    7,317.90x = 26,205,009.91
  5. Step 5: Solve for x
    x = 26,205,009.91/7,317.90
  6. Step 6: Final answer
    x = 3,580.95

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1.5x scale

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.