Home / 9,482.40-13,085.51-5,449.23

Finding the Fourth Proportional to 9,482.40, 13,085.51 and 5,449.23

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Solution

The fourth proportional to 9,482.40, 13,085.51 and 5,449.23 is: 7,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482.40 : 13,085.51 = 5,449.23 : x
  2. Step 2: Convert to fraction form
    9,482.40/13,085.51 = 5,449.23/x
  3. Step 3: Cross multiply
    9,482.40x = 13,085.51 × 5,449.23
  4. Step 4: Simplify right side
    9,482.40x = 71,305,926.41
  5. Step 5: Solve for x
    x = 71,305,926.41/9,482.40
  6. Step 6: Final answer
    x = 7,519.82

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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.