Home / 12,503.60-17,258.28-7,199.04

Finding the Fourth Proportional to 12,503.60, 17,258.28 and 7,199.04

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Solution

The fourth proportional to 12,503.60, 17,258.28 and 7,199.04 is: 9,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503.60 : 17,258.28 = 7,199.04 : x
  2. Step 2: Convert to fraction form
    12,503.60/17,258.28 = 7,199.04/x
  3. Step 3: Cross multiply
    12,503.60x = 17,258.28 × 7,199.04
  4. Step 4: Simplify right side
    12,503.60x = 124,243,048.05
  5. Step 5: Solve for x
    x = 124,243,048.05/12,503.60
  6. Step 6: Final answer
    x = 9,936.58

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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.