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Finding the Fourth Proportional to 4,730.74, 7,096.95 and 1,955.86

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Solution

The fourth proportional to 4,730.74, 7,096.95 and 1,955.86 is: 2,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.74 : 7,096.95 = 1,955.86 : x
  2. Step 2: Convert to fraction form
    4,730.74/7,096.95 = 1,955.86/x
  3. Step 3: Cross multiply
    4,730.74x = 7,096.95 × 1,955.86
  4. Step 4: Simplify right side
    4,730.74x = 13,880,613.11
  5. Step 5: Solve for x
    x = 13,880,613.11/4,730.74
  6. Step 6: Final answer
    x = 2,934.13

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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.