Home / 3,875.13-5,812.69-1,794.00

Finding the Fourth Proportional to 3,875.13, 5,812.69 and 1,794.00

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Solution

The fourth proportional to 3,875.13, 5,812.69 and 1,794.00 is: 2,690.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.13 : 5,812.69 = 1,794.00 : x
  2. Step 2: Convert to fraction form
    3,875.13/5,812.69 = 1,794.00/x
  3. Step 3: Cross multiply
    3,875.13x = 5,812.69 × 1,794.00
  4. Step 4: Simplify right side
    3,875.13x = 10,427,941.28
  5. Step 5: Solve for x
    x = 10,427,941.28/3,875.13
  6. Step 6: Final answer
    x = 2,690.99

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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.