Home / 3,477.21-4,798.55-1,883.87

Finding the Fourth Proportional to 3,477.21, 4,798.55 and 1,883.87

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Solution

The fourth proportional to 3,477.21, 4,798.55 and 1,883.87 is: 2,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.21 : 4,798.55 = 1,883.87 : x
  2. Step 2: Convert to fraction form
    3,477.21/4,798.55 = 1,883.87/x
  3. Step 3: Cross multiply
    3,477.21x = 4,798.55 × 1,883.87
  4. Step 4: Simplify right side
    3,477.21x = 9,039,844.39
  5. Step 5: Solve for x
    x = 9,039,844.39/3,477.21
  6. Step 6: Final answer
    x = 2,599.74

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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.