Home / 9,551.90-14,330.62-2,978.16

Finding the Fourth Proportional to 9,551.90, 14,330.62 and 2,978.16

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Solution

The fourth proportional to 9,551.90, 14,330.62 and 2,978.16 is: 4,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.90 : 14,330.62 = 2,978.16 : x
  2. Step 2: Convert to fraction form
    9,551.90/14,330.62 = 2,978.16/x
  3. Step 3: Cross multiply
    9,551.90x = 14,330.62 × 2,978.16
  4. Step 4: Simplify right side
    9,551.90x = 42,678,879.26
  5. Step 5: Solve for x
    x = 42,678,879.26/9,551.90
  6. Step 6: Final answer
    x = 4,468.10

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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.