Home / 7,554.76-10,425.65-4,197.78

Finding the Fourth Proportional to 7,554.76, 10,425.65 and 4,197.78

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Solution

The fourth proportional to 7,554.76, 10,425.65 and 4,197.78 is: 5,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.76 : 10,425.65 = 4,197.78 : x
  2. Step 2: Convert to fraction form
    7,554.76/10,425.65 = 4,197.78/x
  3. Step 3: Cross multiply
    7,554.76x = 10,425.65 × 4,197.78
  4. Step 4: Simplify right side
    7,554.76x = 43,764,564.07
  5. Step 5: Solve for x
    x = 43,764,564.07/7,554.76
  6. Step 6: Final answer
    x = 5,792.98

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Half scale
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Double scale
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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.