Home / 6,051.30-9,077.40-2,155.20

Finding the Fourth Proportional to 6,051.30, 9,077.40 and 2,155.20

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Solution

The fourth proportional to 6,051.30, 9,077.40 and 2,155.20 is: 3,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.30 : 9,077.40 = 2,155.20 : x
  2. Step 2: Convert to fraction form
    6,051.30/9,077.40 = 2,155.20/x
  3. Step 3: Cross multiply
    6,051.30x = 9,077.40 × 2,155.20
  4. Step 4: Simplify right side
    6,051.30x = 19,563,612.48
  5. Step 5: Solve for x
    x = 19,563,612.48/6,051.30
  6. Step 6: Final answer
    x = 3,232.96

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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.