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Finding the Fourth Proportional to 4,975.29, 7,458.80 and 2,341.49

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Solution

The fourth proportional to 4,975.29, 7,458.80 and 2,341.49 is: 3,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.29 : 7,458.80 = 2,341.49 : x
  2. Step 2: Convert to fraction form
    4,975.29/7,458.80 = 2,341.49/x
  3. Step 3: Cross multiply
    4,975.29x = 7,458.80 × 2,341.49
  4. Step 4: Simplify right side
    4,975.29x = 17,464,656.61
  5. Step 5: Solve for x
    x = 17,464,656.61/4,975.29
  6. Step 6: Final answer
    x = 3,510.28

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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.