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Finding the Fourth Proportional to 5,482.92, 7,560.48 and 3,490.93

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Solution

The fourth proportional to 5,482.92, 7,560.48 and 3,490.93 is: 4,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.92 : 7,560.48 = 3,490.93 : x
  2. Step 2: Convert to fraction form
    5,482.92/7,560.48 = 3,490.93/x
  3. Step 3: Cross multiply
    5,482.92x = 7,560.48 × 3,490.93
  4. Step 4: Simplify right side
    5,482.92x = 26,393,106.45
  5. Step 5: Solve for x
    x = 26,393,106.45/5,482.92
  6. Step 6: Final answer
    x = 4,813.70

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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.