Home / 5,790.58-7,987.38-4,276.60

Finding the Fourth Proportional to 5,790.58, 7,987.38 and 4,276.60

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Solution

The fourth proportional to 5,790.58, 7,987.38 and 4,276.60 is: 5,899.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.58 : 7,987.38 = 4,276.60 : x
  2. Step 2: Convert to fraction form
    5,790.58/7,987.38 = 4,276.60/x
  3. Step 3: Cross multiply
    5,790.58x = 7,987.38 × 4,276.60
  4. Step 4: Simplify right side
    5,790.58x = 34,158,829.31
  5. Step 5: Solve for x
    x = 34,158,829.31/5,790.58
  6. Step 6: Final answer
    x = 5,899.03

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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.