Home / 3,058.27-4,587.40-867.00

Finding the Fourth Proportional to 3,058.27, 4,587.40 and 867.00

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Solution

The fourth proportional to 3,058.27, 4,587.40 and 867.00 is: 1,300.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.27 : 4,587.40 = 867.00 : x
  2. Step 2: Convert to fraction form
    3,058.27/4,587.40 = 867.00/x
  3. Step 3: Cross multiply
    3,058.27x = 4,587.40 × 867.00
  4. Step 4: Simplify right side
    3,058.27x = 3,977,266.89
  5. Step 5: Solve for x
    x = 3,977,266.89/3,058.27
  6. Step 6: Final answer
    x = 1,300.50

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Double scale
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Similar ratio
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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.