Home / 2,391.64-3,586.74-1,004.20

Finding the Fourth Proportional to 2,391.64, 3,586.74 and 1,004.20

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Solution

The fourth proportional to 2,391.64, 3,586.74 and 1,004.20 is: 1,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.64 : 3,586.74 = 1,004.20 : x
  2. Step 2: Convert to fraction form
    2,391.64/3,586.74 = 1,004.20/x
  3. Step 3: Cross multiply
    2,391.64x = 3,586.74 × 1,004.20
  4. Step 4: Simplify right side
    2,391.64x = 3,601,804.31
  5. Step 5: Solve for x
    x = 3,601,804.31/2,391.64
  6. Step 6: Final answer
    x = 1,506.00

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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.