Home / 2,535.81-3,499.59-1,416.75

Finding the Fourth Proportional to 2,535.81, 3,499.59 and 1,416.75

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Solution

The fourth proportional to 2,535.81, 3,499.59 and 1,416.75 is: 1,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.81 : 3,499.59 = 1,416.75 : x
  2. Step 2: Convert to fraction form
    2,535.81/3,499.59 = 1,416.75/x
  3. Step 3: Cross multiply
    2,535.81x = 3,499.59 × 1,416.75
  4. Step 4: Simplify right side
    2,535.81x = 4,958,044.13
  5. Step 5: Solve for x
    x = 4,958,044.13/2,535.81
  6. Step 6: Final answer
    x = 1,955.21

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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.