Home / 3,230.16-4,840.40-1,495.20

Finding the Fourth Proportional to 3,230.16, 4,840.40 and 1,495.20

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Solution

The fourth proportional to 3,230.16, 4,840.40 and 1,495.20 is: 2,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.16 : 4,840.40 = 1,495.20 : x
  2. Step 2: Convert to fraction form
    3,230.16/4,840.40 = 1,495.20/x
  3. Step 3: Cross multiply
    3,230.16x = 4,840.40 × 1,495.20
  4. Step 4: Simplify right side
    3,230.16x = 7,237,366.08
  5. Step 5: Solve for x
    x = 7,237,366.08/3,230.16
  6. Step 6: Final answer
    x = 2,240.56

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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.