Home / 7,887.53-10,884.81-4,350.74

Finding the Fourth Proportional to 7,887.53, 10,884.81 and 4,350.74

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Solution

The fourth proportional to 7,887.53, 10,884.81 and 4,350.74 is: 6,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.53 : 10,884.81 = 4,350.74 : x
  2. Step 2: Convert to fraction form
    7,887.53/10,884.81 = 4,350.74/x
  3. Step 3: Cross multiply
    7,887.53x = 10,884.81 × 4,350.74
  4. Step 4: Simplify right side
    7,887.53x = 47,356,923.84
  5. Step 5: Solve for x
    x = 47,356,923.84/7,887.53
  6. Step 6: Final answer
    x = 6,004.03

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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.