Home / 7,116.40-9,810.75-4,462.04

Finding the Fourth Proportional to 7,116.40, 9,810.75 and 4,462.04

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Solution

The fourth proportional to 7,116.40, 9,810.75 and 4,462.04 is: 6,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.40 : 9,810.75 = 4,462.04 : x
  2. Step 2: Convert to fraction form
    7,116.40/9,810.75 = 4,462.04/x
  3. Step 3: Cross multiply
    7,116.40x = 9,810.75 × 4,462.04
  4. Step 4: Simplify right side
    7,116.40x = 43,775,958.93
  5. Step 5: Solve for x
    x = 43,775,958.93/7,116.40
  6. Step 6: Final answer
    x = 6,151.42

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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.