Home / 4,278.03-5,903.52-2,389.52

Finding the Fourth Proportional to 4,278.03, 5,903.52 and 2,389.52

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Solution

The fourth proportional to 4,278.03, 5,903.52 and 2,389.52 is: 3,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.03 : 5,903.52 = 2,389.52 : x
  2. Step 2: Convert to fraction form
    4,278.03/5,903.52 = 2,389.52/x
  3. Step 3: Cross multiply
    4,278.03x = 5,903.52 × 2,389.52
  4. Step 4: Simplify right side
    4,278.03x = 14,106,549.59
  5. Step 5: Solve for x
    x = 14,106,549.59/4,278.03
  6. Step 6: Final answer
    x = 3,297.44

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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.