Home / 7,918.52-10,928.58-4,776.44

Finding the Fourth Proportional to 7,918.52, 10,928.58 and 4,776.44

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Solution

The fourth proportional to 7,918.52, 10,928.58 and 4,776.44 is: 6,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.52 : 10,928.58 = 4,776.44 : x
  2. Step 2: Convert to fraction form
    7,918.52/10,928.58 = 4,776.44/x
  3. Step 3: Cross multiply
    7,918.52x = 10,928.58 × 4,776.44
  4. Step 4: Simplify right side
    7,918.52x = 52,199,706.66
  5. Step 5: Solve for x
    x = 52,199,706.66/7,918.52
  6. Step 6: Final answer
    x = 6,592.10

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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.