Home / 3,746.55-5,623.08-1,555.23

Finding the Fourth Proportional to 3,746.55, 5,623.08 and 1,555.23

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Solution

The fourth proportional to 3,746.55, 5,623.08 and 1,555.23 is: 2,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.55 : 5,623.08 = 1,555.23 : x
  2. Step 2: Convert to fraction form
    3,746.55/5,623.08 = 1,555.23/x
  3. Step 3: Cross multiply
    3,746.55x = 5,623.08 × 1,555.23
  4. Step 4: Simplify right side
    3,746.55x = 8,745,182.71
  5. Step 5: Solve for x
    x = 8,745,182.71/3,746.55
  6. Step 6: Final answer
    x = 2,334.20

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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.