Home / 5,830.48-8,048.75-3,439.64

Finding the Fourth Proportional to 5,830.48, 8,048.75 and 3,439.64

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Solution

The fourth proportional to 5,830.48, 8,048.75 and 3,439.64 is: 4,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.48 : 8,048.75 = 3,439.64 : x
  2. Step 2: Convert to fraction form
    5,830.48/8,048.75 = 3,439.64/x
  3. Step 3: Cross multiply
    5,830.48x = 8,048.75 × 3,439.64
  4. Step 4: Simplify right side
    5,830.48x = 27,684,762.21
  5. Step 5: Solve for x
    x = 27,684,762.21/5,830.48
  6. Step 6: Final answer
    x = 4,748.29

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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.