Home / 6,914.13-10,368.15-1,982.65

Finding the Fourth Proportional to 6,914.13, 10,368.15 and 1,982.65

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Solution

The fourth proportional to 6,914.13, 10,368.15 and 1,982.65 is: 2,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.13 : 10,368.15 = 1,982.65 : x
  2. Step 2: Convert to fraction form
    6,914.13/10,368.15 = 1,982.65/x
  3. Step 3: Cross multiply
    6,914.13x = 10,368.15 × 1,982.65
  4. Step 4: Simplify right side
    6,914.13x = 20,556,412.60
  5. Step 5: Solve for x
    x = 20,556,412.60/6,914.13
  6. Step 6: Final answer
    x = 2,973.10

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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.