Home / 7,019.04-9,684.72-4,225.44

Finding the Fourth Proportional to 7,019.04, 9,684.72 and 4,225.44

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Solution

The fourth proportional to 7,019.04, 9,684.72 and 4,225.44 is: 5,830.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.04 : 9,684.72 = 4,225.44 : x
  2. Step 2: Convert to fraction form
    7,019.04/9,684.72 = 4,225.44/x
  3. Step 3: Cross multiply
    7,019.04x = 9,684.72 × 4,225.44
  4. Step 4: Simplify right side
    7,019.04x = 40,922,203.28
  5. Step 5: Solve for x
    x = 40,922,203.28/7,019.04
  6. Step 6: Final answer
    x = 5,830.17

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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.