Home / 2,925.56-4,387.30-845.01

Finding the Fourth Proportional to 2,925.56, 4,387.30 and 845.01

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Solution

The fourth proportional to 2,925.56, 4,387.30 and 845.01 is: 1,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.56 : 4,387.30 = 845.01 : x
  2. Step 2: Convert to fraction form
    2,925.56/4,387.30 = 845.01/x
  3. Step 3: Cross multiply
    2,925.56x = 4,387.30 × 845.01
  4. Step 4: Simplify right side
    2,925.56x = 3,707,310.26
  5. Step 5: Solve for x
    x = 3,707,310.26/2,925.56
  6. Step 6: Final answer
    x = 1,267.21

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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.