Home / 7,841.61-11,758.77-4,555.64

Finding the Fourth Proportional to 7,841.61, 11,758.77 and 4,555.64

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Solution

The fourth proportional to 7,841.61, 11,758.77 and 4,555.64 is: 6,831.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.61 : 11,758.77 = 4,555.64 : x
  2. Step 2: Convert to fraction form
    7,841.61/11,758.77 = 4,555.64/x
  3. Step 3: Cross multiply
    7,841.61x = 11,758.77 × 4,555.64
  4. Step 4: Simplify right side
    7,841.61x = 53,568,752.36
  5. Step 5: Solve for x
    x = 53,568,752.36/7,841.61
  6. Step 6: Final answer
    x = 6,831.35

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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.