Home / 5,141.01-7,710.32-1,443.60

Finding the Fourth Proportional to 5,141.01, 7,710.32 and 1,443.60

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Solution

The fourth proportional to 5,141.01, 7,710.32 and 1,443.60 is: 2,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.01 : 7,710.32 = 1,443.60 : x
  2. Step 2: Convert to fraction form
    5,141.01/7,710.32 = 1,443.60/x
  3. Step 3: Cross multiply
    5,141.01x = 7,710.32 × 1,443.60
  4. Step 4: Simplify right side
    5,141.01x = 11,130,621.56
  5. Step 5: Solve for x
    x = 11,130,621.56/5,141.01
  6. Step 6: Final answer
    x = 2,165.06

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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.