Home / 2,905.59-4,009.25-1,710.64

Finding the Fourth Proportional to 2,905.59, 4,009.25 and 1,710.64

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Solution

The fourth proportional to 2,905.59, 4,009.25 and 1,710.64 is: 2,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.59 : 4,009.25 = 1,710.64 : x
  2. Step 2: Convert to fraction form
    2,905.59/4,009.25 = 1,710.64/x
  3. Step 3: Cross multiply
    2,905.59x = 4,009.25 × 1,710.64
  4. Step 4: Simplify right side
    2,905.59x = 6,858,377.67
  5. Step 5: Solve for x
    x = 6,858,377.67/2,905.59
  6. Step 6: Final answer
    x = 2,360.41

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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.