Home / 4,110.12-6,165.10-1,188.32

Finding the Fourth Proportional to 4,110.12, 6,165.10 and 1,188.32

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Solution

The fourth proportional to 4,110.12, 6,165.10 and 1,188.32 is: 1,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.12 : 6,165.10 = 1,188.32 : x
  2. Step 2: Convert to fraction form
    4,110.12/6,165.10 = 1,188.32/x
  3. Step 3: Cross multiply
    4,110.12x = 6,165.10 × 1,188.32
  4. Step 4: Simplify right side
    4,110.12x = 7,326,111.63
  5. Step 5: Solve for x
    x = 7,326,111.63/4,110.12
  6. Step 6: Final answer
    x = 1,782.46

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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.