Home / 4,174.90-6,261.81-1,577.50

Finding the Fourth Proportional to 4,174.90, 6,261.81 and 1,577.50

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Solution

The fourth proportional to 4,174.90, 6,261.81 and 1,577.50 is: 2,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.90 : 6,261.81 = 1,577.50 : x
  2. Step 2: Convert to fraction form
    4,174.90/6,261.81 = 1,577.50/x
  3. Step 3: Cross multiply
    4,174.90x = 6,261.81 × 1,577.50
  4. Step 4: Simplify right side
    4,174.90x = 9,878,005.28
  5. Step 5: Solve for x
    x = 9,878,005.28/4,174.90
  6. Step 6: Final answer
    x = 2,366.05

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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.