Home / 6,955.81-10,421.98-3,441.13

Finding the Fourth Proportional to 6,955.81, 10,421.98 and 3,441.13

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Solution

The fourth proportional to 6,955.81, 10,421.98 and 3,441.13 is: 5,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.81 : 10,421.98 = 3,441.13 : x
  2. Step 2: Convert to fraction form
    6,955.81/10,421.98 = 3,441.13/x
  3. Step 3: Cross multiply
    6,955.81x = 10,421.98 × 3,441.13
  4. Step 4: Simplify right side
    6,955.81x = 35,863,388.04
  5. Step 5: Solve for x
    x = 35,863,388.04/6,955.81
  6. Step 6: Final answer
    x = 5,155.89

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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.