Home / 4,391.10-6,586.65-1,104.30

Finding the Fourth Proportional to 4,391.10, 6,586.65 and 1,104.30

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Solution

The fourth proportional to 4,391.10, 6,586.65 and 1,104.30 is: 1,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.10 : 6,586.65 = 1,104.30 : x
  2. Step 2: Convert to fraction form
    4,391.10/6,586.65 = 1,104.30/x
  3. Step 3: Cross multiply
    4,391.10x = 6,586.65 × 1,104.30
  4. Step 4: Simplify right side
    4,391.10x = 7,273,637.60
  5. Step 5: Solve for x
    x = 7,273,637.60/4,391.10
  6. Step 6: Final answer
    x = 1,656.45

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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.