Home / 4,681.54-7,021.72-2,926.70

Finding the Fourth Proportional to 4,681.54, 7,021.72 and 2,926.70

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Solution

The fourth proportional to 4,681.54, 7,021.72 and 2,926.70 is: 4,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.54 : 7,021.72 = 2,926.70 : x
  2. Step 2: Convert to fraction form
    4,681.54/7,021.72 = 2,926.70/x
  3. Step 3: Cross multiply
    4,681.54x = 7,021.72 × 2,926.70
  4. Step 4: Simplify right side
    4,681.54x = 20,550,467.92
  5. Step 5: Solve for x
    x = 20,550,467.92/4,681.54
  6. Step 6: Final answer
    x = 4,389.68

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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.