Home / 2,995.64-4,134.12-1,669.32

Finding the Fourth Proportional to 2,995.64, 4,134.12 and 1,669.32

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Solution

The fourth proportional to 2,995.64, 4,134.12 and 1,669.32 is: 2,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.64 : 4,134.12 = 1,669.32 : x
  2. Step 2: Convert to fraction form
    2,995.64/4,134.12 = 1,669.32/x
  3. Step 3: Cross multiply
    2,995.64x = 4,134.12 × 1,669.32
  4. Step 4: Simplify right side
    2,995.64x = 6,901,169.20
  5. Step 5: Solve for x
    x = 6,901,169.20/2,995.64
  6. Step 6: Final answer
    x = 2,303.74

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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.