Home / 2,362.94-3,260.65-1,315.06

Finding the Fourth Proportional to 2,362.94, 3,260.65 and 1,315.06

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Solution

The fourth proportional to 2,362.94, 3,260.65 and 1,315.06 is: 1,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.94 : 3,260.65 = 1,315.06 : x
  2. Step 2: Convert to fraction form
    2,362.94/3,260.65 = 1,315.06/x
  3. Step 3: Cross multiply
    2,362.94x = 3,260.65 × 1,315.06
  4. Step 4: Simplify right side
    2,362.94x = 4,287,950.39
  5. Step 5: Solve for x
    x = 4,287,950.39/2,362.94
  6. Step 6: Final answer
    x = 1,814.67

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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.