Home / 8,710.20-13,055.58-6,975.18

Finding the Fourth Proportional to 8,710.20, 13,055.58 and 6,975.18

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Solution

The fourth proportional to 8,710.20, 13,055.58 and 6,975.18 is: 10,454.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.20 : 13,055.58 = 6,975.18 : x
  2. Step 2: Convert to fraction form
    8,710.20/13,055.58 = 6,975.18/x
  3. Step 3: Cross multiply
    8,710.20x = 13,055.58 × 6,975.18
  4. Step 4: Simplify right side
    8,710.20x = 91,065,020.50
  5. Step 5: Solve for x
    x = 91,065,020.50/8,710.20
  6. Step 6: Final answer
    x = 10,454.99

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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.