Home / 7,116.14-10,661.91-5,535.35

Finding the Fourth Proportional to 7,116.14, 10,661.91 and 5,535.35

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Solution

The fourth proportional to 7,116.14, 10,661.91 and 5,535.35 is: 8,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.14 : 10,661.91 = 5,535.35 : x
  2. Step 2: Convert to fraction form
    7,116.14/10,661.91 = 5,535.35/x
  3. Step 3: Cross multiply
    7,116.14x = 10,661.91 × 5,535.35
  4. Step 4: Simplify right side
    7,116.14x = 59,017,430.17
  5. Step 5: Solve for x
    x = 59,017,430.17/7,116.14
  6. Step 6: Final answer
    x = 8,293.46

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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.