Home / 6,957.60-10,436.55-2,740.74

Finding the Fourth Proportional to 6,957.60, 10,436.55 and 2,740.74

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Solution

The fourth proportional to 6,957.60, 10,436.55 and 2,740.74 is: 4,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.60 : 10,436.55 = 2,740.74 : x
  2. Step 2: Convert to fraction form
    6,957.60/10,436.55 = 2,740.74/x
  3. Step 3: Cross multiply
    6,957.60x = 10,436.55 × 2,740.74
  4. Step 4: Simplify right side
    6,957.60x = 28,603,820.63
  5. Step 5: Solve for x
    x = 28,603,820.63/6,957.60
  6. Step 6: Final answer
    x = 4,111.16

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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.