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Finding the Fourth Proportional to 4,300.95, 5,934.59 and 2,886.99

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Solution

The fourth proportional to 4,300.95, 5,934.59 and 2,886.99 is: 3,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.95 : 5,934.59 = 2,886.99 : x
  2. Step 2: Convert to fraction form
    4,300.95/5,934.59 = 2,886.99/x
  3. Step 3: Cross multiply
    4,300.95x = 5,934.59 × 2,886.99
  4. Step 4: Simplify right side
    4,300.95x = 17,133,117.62
  5. Step 5: Solve for x
    x = 17,133,117.62/4,300.95
  6. Step 6: Final answer
    x = 3,983.57

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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.