Home / 2,504.95-3,453.70-1,607.11

Finding the Fourth Proportional to 2,504.95, 3,453.70 and 1,607.11

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Solution

The fourth proportional to 2,504.95, 3,453.70 and 1,607.11 is: 2,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.95 : 3,453.70 = 1,607.11 : x
  2. Step 2: Convert to fraction form
    2,504.95/3,453.70 = 1,607.11/x
  3. Step 3: Cross multiply
    2,504.95x = 3,453.70 × 1,607.11
  4. Step 4: Simplify right side
    2,504.95x = 5,550,475.81
  5. Step 5: Solve for x
    x = 5,550,475.81/2,504.95
  6. Step 6: Final answer
    x = 2,215.80

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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.