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Finding the Fourth Proportional to 4,938.01, 7,368.79 and 4,412.29

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Solution

The fourth proportional to 4,938.01, 7,368.79 and 4,412.29 is: 6,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.01 : 7,368.79 = 4,412.29 : x
  2. Step 2: Convert to fraction form
    4,938.01/7,368.79 = 4,412.29/x
  3. Step 3: Cross multiply
    4,938.01x = 7,368.79 × 4,412.29
  4. Step 4: Simplify right side
    4,938.01x = 32,513,238.43
  5. Step 5: Solve for x
    x = 32,513,238.43/4,938.01
  6. Step 6: Final answer
    x = 6,584.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.