Home / 3,468.37-5,203.77-1,520.32

Finding the Fourth Proportional to 3,468.37, 5,203.77 and 1,520.32

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Solution

The fourth proportional to 3,468.37, 5,203.77 and 1,520.32 is: 2,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.37 : 5,203.77 = 1,520.32 : x
  2. Step 2: Convert to fraction form
    3,468.37/5,203.77 = 1,520.32/x
  3. Step 3: Cross multiply
    3,468.37x = 5,203.77 × 1,520.32
  4. Step 4: Simplify right side
    3,468.37x = 7,911,395.61
  5. Step 5: Solve for x
    x = 7,911,395.61/3,468.37
  6. Step 6: Final answer
    x = 2,281.01

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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.