Home / 7,368.90-11,053.46-4,102.75

Finding the Fourth Proportional to 7,368.90, 11,053.46 and 4,102.75

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Solution

The fourth proportional to 7,368.90, 11,053.46 and 4,102.75 is: 6,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.90 : 11,053.46 = 4,102.75 : x
  2. Step 2: Convert to fraction form
    7,368.90/11,053.46 = 4,102.75/x
  3. Step 3: Cross multiply
    7,368.90x = 11,053.46 × 4,102.75
  4. Step 4: Simplify right side
    7,368.90x = 45,349,583.02
  5. Step 5: Solve for x
    x = 45,349,583.02/7,368.90
  6. Step 6: Final answer
    x = 6,154.19

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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.