Home / 4,141.81-6,215.15-2,970.55

Finding the Fourth Proportional to 4,141.81, 6,215.15 and 2,970.55

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Solution

The fourth proportional to 4,141.81, 6,215.15 and 2,970.55 is: 4,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.81 : 6,215.15 = 2,970.55 : x
  2. Step 2: Convert to fraction form
    4,141.81/6,215.15 = 2,970.55/x
  3. Step 3: Cross multiply
    4,141.81x = 6,215.15 × 2,970.55
  4. Step 4: Simplify right side
    4,141.81x = 18,462,383.44
  5. Step 5: Solve for x
    x = 18,462,383.44/4,141.81
  6. Step 6: Final answer
    x = 4,457.57

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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.