Home / 4,039.48-5,574.18-2,270.74

Finding the Fourth Proportional to 4,039.48, 5,574.18 and 2,270.74

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Solution

The fourth proportional to 4,039.48, 5,574.18 and 2,270.74 is: 3,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.48 : 5,574.18 = 2,270.74 : x
  2. Step 2: Convert to fraction form
    4,039.48/5,574.18 = 2,270.74/x
  3. Step 3: Cross multiply
    4,039.48x = 5,574.18 × 2,270.74
  4. Step 4: Simplify right side
    4,039.48x = 12,657,513.49
  5. Step 5: Solve for x
    x = 12,657,513.49/4,039.48
  6. Step 6: Final answer
    x = 3,133.45

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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.