Home / 2,585.04-3,878.60-941.70

Finding the Fourth Proportional to 2,585.04, 3,878.60 and 941.70

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Solution

The fourth proportional to 2,585.04, 3,878.60 and 941.70 is: 1,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.04 : 3,878.60 = 941.70 : x
  2. Step 2: Convert to fraction form
    2,585.04/3,878.60 = 941.70/x
  3. Step 3: Cross multiply
    2,585.04x = 3,878.60 × 941.70
  4. Step 4: Simplify right side
    2,585.04x = 3,652,477.62
  5. Step 5: Solve for x
    x = 3,652,477.62/2,585.04
  6. Step 6: Final answer
    x = 1,412.93

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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.