Home / 3,240.08-4,860.72-1,048.76

Finding the Fourth Proportional to 3,240.08, 4,860.72 and 1,048.76

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Solution

The fourth proportional to 3,240.08, 4,860.72 and 1,048.76 is: 1,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.08 : 4,860.72 = 1,048.76 : x
  2. Step 2: Convert to fraction form
    3,240.08/4,860.72 = 1,048.76/x
  3. Step 3: Cross multiply
    3,240.08x = 4,860.72 × 1,048.76
  4. Step 4: Simplify right side
    3,240.08x = 5,097,728.71
  5. Step 5: Solve for x
    x = 5,097,728.71/3,240.08
  6. Step 6: Final answer
    x = 1,573.33

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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.