Home / 7,547.82-11,317.32-2,281.26

Finding the Fourth Proportional to 7,547.82, 11,317.32 and 2,281.26

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Solution

The fourth proportional to 7,547.82, 11,317.32 and 2,281.26 is: 3,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.82 : 11,317.32 = 2,281.26 : x
  2. Step 2: Convert to fraction form
    7,547.82/11,317.32 = 2,281.26/x
  3. Step 3: Cross multiply
    7,547.82x = 11,317.32 × 2,281.26
  4. Step 4: Simplify right side
    7,547.82x = 25,817,749.42
  5. Step 5: Solve for x
    x = 25,817,749.42/7,547.82
  6. Step 6: Final answer
    x = 3,420.56

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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.