Home / 4,887.53-6,744.81-2,898.46

Finding the Fourth Proportional to 4,887.53, 6,744.81 and 2,898.46

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Solution

The fourth proportional to 4,887.53, 6,744.81 and 2,898.46 is: 3,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.53 : 6,744.81 = 2,898.46 : x
  2. Step 2: Convert to fraction form
    4,887.53/6,744.81 = 2,898.46/x
  3. Step 3: Cross multiply
    4,887.53x = 6,744.81 × 2,898.46
  4. Step 4: Simplify right side
    4,887.53x = 19,549,541.94
  5. Step 5: Solve for x
    x = 19,549,541.94/4,887.53
  6. Step 6: Final answer
    x = 3,999.88

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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.