Home / 7,659.04-10,555.68-5,559.52

Finding the Fourth Proportional to 7,659.04, 10,555.68 and 5,559.52

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Solution

The fourth proportional to 7,659.04, 10,555.68 and 5,559.52 is: 7,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.04 : 10,555.68 = 5,559.52 : x
  2. Step 2: Convert to fraction form
    7,659.04/10,555.68 = 5,559.52/x
  3. Step 3: Cross multiply
    7,659.04x = 10,555.68 × 5,559.52
  4. Step 4: Simplify right side
    7,659.04x = 58,684,514.07
  5. Step 5: Solve for x
    x = 58,684,514.07/7,659.04
  6. Step 6: Final answer
    x = 7,662.12

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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.