Home / 7,913.25-11,867.67-2,365.28

Finding the Fourth Proportional to 7,913.25, 11,867.67 and 2,365.28

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Solution

The fourth proportional to 7,913.25, 11,867.67 and 2,365.28 is: 3,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.25 : 11,867.67 = 2,365.28 : x
  2. Step 2: Convert to fraction form
    7,913.25/11,867.67 = 2,365.28/x
  3. Step 3: Cross multiply
    7,913.25x = 11,867.67 × 2,365.28
  4. Step 4: Simplify right side
    7,913.25x = 28,070,362.50
  5. Step 5: Solve for x
    x = 28,070,362.50/7,913.25
  6. Step 6: Final answer
    x = 3,547.26

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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.