Home / 3,357.81-5,041.28-2,315.23

Finding the Fourth Proportional to 3,357.81, 5,041.28 and 2,315.23

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Solution

The fourth proportional to 3,357.81, 5,041.28 and 2,315.23 is: 3,475.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.81 : 5,041.28 = 2,315.23 : x
  2. Step 2: Convert to fraction form
    3,357.81/5,041.28 = 2,315.23/x
  3. Step 3: Cross multiply
    3,357.81x = 5,041.28 × 2,315.23
  4. Step 4: Simplify right side
    3,357.81x = 11,671,715.88
  5. Step 5: Solve for x
    x = 11,671,715.88/3,357.81
  6. Step 6: Final answer
    x = 3,475.99

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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.