Home / 3,365.55-4,643.21-2,038.77

Finding the Fourth Proportional to 3,365.55, 4,643.21 and 2,038.77

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Solution

The fourth proportional to 3,365.55, 4,643.21 and 2,038.77 is: 2,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.55 : 4,643.21 = 2,038.77 : x
  2. Step 2: Convert to fraction form
    3,365.55/4,643.21 = 2,038.77/x
  3. Step 3: Cross multiply
    3,365.55x = 4,643.21 × 2,038.77
  4. Step 4: Simplify right side
    3,365.55x = 9,466,427.06
  5. Step 5: Solve for x
    x = 9,466,427.06/3,365.55
  6. Step 6: Final answer
    x = 2,812.74

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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.