Home / 9,220.07-13,830.08-2,646.29

Finding the Fourth Proportional to 9,220.07, 13,830.08 and 2,646.29

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Solution

The fourth proportional to 9,220.07, 13,830.08 and 2,646.29 is: 3,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.07 : 13,830.08 = 2,646.29 : x
  2. Step 2: Convert to fraction form
    9,220.07/13,830.08 = 2,646.29/x
  3. Step 3: Cross multiply
    9,220.07x = 13,830.08 × 2,646.29
  4. Step 4: Simplify right side
    9,220.07x = 36,598,320.02
  5. Step 5: Solve for x
    x = 36,598,320.02/9,220.07
  6. Step 6: Final answer
    x = 3,969.42

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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.