Home / 9,740.76-13,442.16-5,970.48

Finding the Fourth Proportional to 9,740.76, 13,442.16 and 5,970.48

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Solution

The fourth proportional to 9,740.76, 13,442.16 and 5,970.48 is: 8,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.76 : 13,442.16 = 5,970.48 : x
  2. Step 2: Convert to fraction form
    9,740.76/13,442.16 = 5,970.48/x
  3. Step 3: Cross multiply
    9,740.76x = 13,442.16 × 5,970.48
  4. Step 4: Simplify right side
    9,740.76x = 80,256,147.44
  5. Step 5: Solve for x
    x = 80,256,147.44/9,740.76
  6. Step 6: Final answer
    x = 8,239.21

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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.