Home / 9,725.55-14,590.64-4,178.95

Finding the Fourth Proportional to 9,725.55, 14,590.64 and 4,178.95

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Solution

The fourth proportional to 9,725.55, 14,590.64 and 4,178.95 is: 6,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725.55 : 14,590.64 = 4,178.95 : x
  2. Step 2: Convert to fraction form
    9,725.55/14,590.64 = 4,178.95/x
  3. Step 3: Cross multiply
    9,725.55x = 14,590.64 × 4,178.95
  4. Step 4: Simplify right side
    9,725.55x = 60,973,497.66
  5. Step 5: Solve for x
    x = 60,973,497.66/9,725.55
  6. Step 6: Final answer
    x = 6,269.41

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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.