Home / 5,904.95-8,143.99-4,309.81

Finding the Fourth Proportional to 5,904.95, 8,143.99 and 4,309.81

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Solution

The fourth proportional to 5,904.95, 8,143.99 and 4,309.81 is: 5,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.95 : 8,143.99 = 4,309.81 : x
  2. Step 2: Convert to fraction form
    5,904.95/8,143.99 = 4,309.81/x
  3. Step 3: Cross multiply
    5,904.95x = 8,143.99 × 4,309.81
  4. Step 4: Simplify right side
    5,904.95x = 35,099,018.41
  5. Step 5: Solve for x
    x = 35,099,018.41/5,904.95
  6. Step 6: Final answer
    x = 5,944.00

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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.