Home / 4,043.70-5,580.21-2,646.42

Finding the Fourth Proportional to 4,043.70, 5,580.21 and 2,646.42

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Solution

The fourth proportional to 4,043.70, 5,580.21 and 2,646.42 is: 3,652.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.70 : 5,580.21 = 2,646.42 : x
  2. Step 2: Convert to fraction form
    4,043.70/5,580.21 = 2,646.42/x
  3. Step 3: Cross multiply
    4,043.70x = 5,580.21 × 2,646.42
  4. Step 4: Simplify right side
    4,043.70x = 14,767,579.35
  5. Step 5: Solve for x
    x = 14,767,579.35/4,043.70
  6. Step 6: Final answer
    x = 3,652.00

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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.