Home / 4,048.48-5,587.16-2,280.16

Finding the Fourth Proportional to 4,048.48, 5,587.16 and 2,280.16

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Solution

The fourth proportional to 4,048.48, 5,587.16 and 2,280.16 is: 3,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.48 : 5,587.16 = 2,280.16 : x
  2. Step 2: Convert to fraction form
    4,048.48/5,587.16 = 2,280.16/x
  3. Step 3: Cross multiply
    4,048.48x = 5,587.16 × 2,280.16
  4. Step 4: Simplify right side
    4,048.48x = 12,739,618.75
  5. Step 5: Solve for x
    x = 12,739,618.75/4,048.48
  6. Step 6: Final answer
    x = 3,146.77

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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.