Home / 4,370.95-6,555.21-1,449.28

Finding the Fourth Proportional to 4,370.95, 6,555.21 and 1,449.28

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Solution

The fourth proportional to 4,370.95, 6,555.21 and 1,449.28 is: 2,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.95 : 6,555.21 = 1,449.28 : x
  2. Step 2: Convert to fraction form
    4,370.95/6,555.21 = 1,449.28/x
  3. Step 3: Cross multiply
    4,370.95x = 6,555.21 × 1,449.28
  4. Step 4: Simplify right side
    4,370.95x = 9,500,334.75
  5. Step 5: Solve for x
    x = 9,500,334.75/4,370.95
  6. Step 6: Final answer
    x = 2,173.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.