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Finding the Fourth Proportional to 4,706.84, 6,490.12 and 3,003.07

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Solution

The fourth proportional to 4,706.84, 6,490.12 and 3,003.07 is: 4,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.84 : 6,490.12 = 3,003.07 : x
  2. Step 2: Convert to fraction form
    4,706.84/6,490.12 = 3,003.07/x
  3. Step 3: Cross multiply
    4,706.84x = 6,490.12 × 3,003.07
  4. Step 4: Simplify right side
    4,706.84x = 19,490,282.79
  5. Step 5: Solve for x
    x = 19,490,282.79/4,706.84
  6. Step 6: Final answer
    x = 4,140.84

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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.