Home / 11,547.26-15,934.84-7,300.61

Finding the Fourth Proportional to 11,547.26, 15,934.84 and 7,300.61

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Solution

The fourth proportional to 11,547.26, 15,934.84 and 7,300.61 is: 10,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.26 : 15,934.84 = 7,300.61 : x
  2. Step 2: Convert to fraction form
    11,547.26/15,934.84 = 7,300.61/x
  3. Step 3: Cross multiply
    11,547.26x = 15,934.84 × 7,300.61
  4. Step 4: Simplify right side
    11,547.26x = 116,334,052.25
  5. Step 5: Solve for x
    x = 116,334,052.25/11,547.26
  6. Step 6: Final answer
    x = 10,074.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.