Home / 9,114.03-12,577.36-4,922.28

Finding the Fourth Proportional to 9,114.03, 12,577.36 and 4,922.28

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Solution

The fourth proportional to 9,114.03, 12,577.36 and 4,922.28 is: 6,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.03 : 12,577.36 = 4,922.28 : x
  2. Step 2: Convert to fraction form
    9,114.03/12,577.36 = 4,922.28/x
  3. Step 3: Cross multiply
    9,114.03x = 12,577.36 × 4,922.28
  4. Step 4: Simplify right side
    9,114.03x = 61,909,287.58
  5. Step 5: Solve for x
    x = 61,909,287.58/9,114.03
  6. Step 6: Final answer
    x = 6,792.75

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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.