Home / 3,465.21-4,782.06-1,893.45

Finding the Fourth Proportional to 3,465.21, 4,782.06 and 1,893.45

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Solution

The fourth proportional to 3,465.21, 4,782.06 and 1,893.45 is: 2,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.21 : 4,782.06 = 1,893.45 : x
  2. Step 2: Convert to fraction form
    3,465.21/4,782.06 = 1,893.45/x
  3. Step 3: Cross multiply
    3,465.21x = 4,782.06 × 1,893.45
  4. Step 4: Simplify right side
    3,465.21x = 9,054,591.51
  5. Step 5: Solve for x
    x = 9,054,591.51/3,465.21
  6. Step 6: Final answer
    x = 2,613.00

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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.