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Finding the Fourth Proportional to 1,748.59, 2,413.02 and 962.62

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Solution

The fourth proportional to 1,748.59, 2,413.02 and 962.62 is: 1,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.59 : 2,413.02 = 962.62 : x
  2. Step 2: Convert to fraction form
    1,748.59/2,413.02 = 962.62/x
  3. Step 3: Cross multiply
    1,748.59x = 2,413.02 × 962.62
  4. Step 4: Simplify right side
    1,748.59x = 2,322,821.31
  5. Step 5: Solve for x
    x = 2,322,821.31/1,748.59
  6. Step 6: Final answer
    x = 1,328.40

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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.