Home / 2,927.60-4,043.44-2,134.46

Finding the Fourth Proportional to 2,927.60, 4,043.44 and 2,134.46

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Solution

The fourth proportional to 2,927.60, 4,043.44 and 2,134.46 is: 2,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.60 : 4,043.44 = 2,134.46 : x
  2. Step 2: Convert to fraction form
    2,927.60/4,043.44 = 2,134.46/x
  3. Step 3: Cross multiply
    2,927.60x = 4,043.44 × 2,134.46
  4. Step 4: Simplify right side
    2,927.60x = 8,630,560.94
  5. Step 5: Solve for x
    x = 8,630,560.94/2,927.60
  6. Step 6: Final answer
    x = 2,948.00

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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.