Home / 4,641.64-6,405.40-2,652.16

Finding the Fourth Proportional to 4,641.64, 6,405.40 and 2,652.16

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Solution

The fourth proportional to 4,641.64, 6,405.40 and 2,652.16 is: 3,659.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.64 : 6,405.40 = 2,652.16 : x
  2. Step 2: Convert to fraction form
    4,641.64/6,405.40 = 2,652.16/x
  3. Step 3: Cross multiply
    4,641.64x = 6,405.40 × 2,652.16
  4. Step 4: Simplify right side
    4,641.64x = 16,988,145.66
  5. Step 5: Solve for x
    x = 16,988,145.66/4,641.64
  6. Step 6: Final answer
    x = 3,659.94

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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.