Home / 6,297.02-8,690.36-3,779.24

Finding the Fourth Proportional to 6,297.02, 8,690.36 and 3,779.24

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Solution

The fourth proportional to 6,297.02, 8,690.36 and 3,779.24 is: 5,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.02 : 8,690.36 = 3,779.24 : x
  2. Step 2: Convert to fraction form
    6,297.02/8,690.36 = 3,779.24/x
  3. Step 3: Cross multiply
    6,297.02x = 8,690.36 × 3,779.24
  4. Step 4: Simplify right side
    6,297.02x = 32,842,956.13
  5. Step 5: Solve for x
    x = 32,842,956.13/6,297.02
  6. Step 6: Final answer
    x = 5,215.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.