Home / 6,845.32-9,432.60-4,721.50

Finding the Fourth Proportional to 6,845.32, 9,432.60 and 4,721.50

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Solution

The fourth proportional to 6,845.32, 9,432.60 and 4,721.50 is: 6,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.32 : 9,432.60 = 4,721.50 : x
  2. Step 2: Convert to fraction form
    6,845.32/9,432.60 = 4,721.50/x
  3. Step 3: Cross multiply
    6,845.32x = 9,432.60 × 4,721.50
  4. Step 4: Simplify right side
    6,845.32x = 44,536,020.90
  5. Step 5: Solve for x
    x = 44,536,020.90/6,845.32
  6. Step 6: Final answer
    x = 6,506.05

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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.