Home / 7,255.83-10,013.64-4,069.07

Finding the Fourth Proportional to 7,255.83, 10,013.64 and 4,069.07

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Solution

The fourth proportional to 7,255.83, 10,013.64 and 4,069.07 is: 5,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.83 : 10,013.64 = 4,069.07 : x
  2. Step 2: Convert to fraction form
    7,255.83/10,013.64 = 4,069.07/x
  3. Step 3: Cross multiply
    7,255.83x = 10,013.64 × 4,069.07
  4. Step 4: Simplify right side
    7,255.83x = 40,746,197.23
  5. Step 5: Solve for x
    x = 40,746,197.23/7,255.83
  6. Step 6: Final answer
    x = 5,615.65

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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.