Home / 2,931.24-4,394.40-2,004.54

Finding the Fourth Proportional to 2,931.24, 4,394.40 and 2,004.54

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Solution

The fourth proportional to 2,931.24, 4,394.40 and 2,004.54 is: 3,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.24 : 4,394.40 = 2,004.54 : x
  2. Step 2: Convert to fraction form
    2,931.24/4,394.40 = 2,004.54/x
  3. Step 3: Cross multiply
    2,931.24x = 4,394.40 × 2,004.54
  4. Step 4: Simplify right side
    2,931.24x = 8,808,750.58
  5. Step 5: Solve for x
    x = 8,808,750.58/2,931.24
  6. Step 6: Final answer
    x = 3,005.13

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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.