Home / 6,135.02-8,468.88-4,643.36

Finding the Fourth Proportional to 6,135.02, 8,468.88 and 4,643.36

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Solution

The fourth proportional to 6,135.02, 8,468.88 and 4,643.36 is: 6,409.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.02 : 8,468.88 = 4,643.36 : x
  2. Step 2: Convert to fraction form
    6,135.02/8,468.88 = 4,643.36/x
  3. Step 3: Cross multiply
    6,135.02x = 8,468.88 × 4,643.36
  4. Step 4: Simplify right side
    6,135.02x = 39,324,058.64
  5. Step 5: Solve for x
    x = 39,324,058.64/6,135.02
  6. Step 6: Final answer
    x = 6,409.77

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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.