Home / 4,864.50-6,712.74-2,740.08

Finding the Fourth Proportional to 4,864.50, 6,712.74 and 2,740.08

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Solution

The fourth proportional to 4,864.50, 6,712.74 and 2,740.08 is: 3,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.50 : 6,712.74 = 2,740.08 : x
  2. Step 2: Convert to fraction form
    4,864.50/6,712.74 = 2,740.08/x
  3. Step 3: Cross multiply
    4,864.50x = 6,712.74 × 2,740.08
  4. Step 4: Simplify right side
    4,864.50x = 18,393,444.62
  5. Step 5: Solve for x
    x = 18,393,444.62/4,864.50
  6. Step 6: Final answer
    x = 3,781.16

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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.