Home / 9,468.80-13,068.24-6,121.32

Finding the Fourth Proportional to 9,468.80, 13,068.24 and 6,121.32

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Solution

The fourth proportional to 9,468.80, 13,068.24 and 6,121.32 is: 8,448.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,468.80 : 13,068.24 = 6,121.32 : x
  2. Step 2: Convert to fraction form
    9,468.80/13,068.24 = 6,121.32/x
  3. Step 3: Cross multiply
    9,468.80x = 13,068.24 × 6,121.32
  4. Step 4: Simplify right side
    9,468.80x = 79,994,880.42
  5. Step 5: Solve for x
    x = 79,994,880.42/9,468.80
  6. Step 6: Final answer
    x = 8,448.26

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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.