Home / 4,266.75-5,887.74-3,148.32

Finding the Fourth Proportional to 4,266.75, 5,887.74 and 3,148.32

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Solution

The fourth proportional to 4,266.75, 5,887.74 and 3,148.32 is: 4,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.75 : 5,887.74 = 3,148.32 : x
  2. Step 2: Convert to fraction form
    4,266.75/5,887.74 = 3,148.32/x
  3. Step 3: Cross multiply
    4,266.75x = 5,887.74 × 3,148.32
  4. Step 4: Simplify right side
    4,266.75x = 18,536,489.60
  5. Step 5: Solve for x
    x = 18,536,489.60/4,266.75
  6. Step 6: Final answer
    x = 4,344.40

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Find fourth proportional to 2,133.38, 2,943.87 and 1,574.16
Half scale
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Double scale
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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.