Home / 6,940.63-9,585.07-4,423.93

Finding the Fourth Proportional to 6,940.63, 9,585.07 and 4,423.93

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Solution

The fourth proportional to 6,940.63, 9,585.07 and 4,423.93 is: 6,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.63 : 9,585.07 = 4,423.93 : x
  2. Step 2: Convert to fraction form
    6,940.63/9,585.07 = 4,423.93/x
  3. Step 3: Cross multiply
    6,940.63x = 9,585.07 × 4,423.93
  4. Step 4: Simplify right side
    6,940.63x = 42,403,643.70
  5. Step 5: Solve for x
    x = 42,403,643.70/6,940.63
  6. Step 6: Final answer
    x = 6,109.48

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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.