Home / 10,505.04-14,492.36-7,519.79

Finding the Fourth Proportional to 10,505.04, 14,492.36 and 7,519.79

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Solution

The fourth proportional to 10,505.04, 14,492.36 and 7,519.79 is: 10,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505.04 : 14,492.36 = 7,519.79 : x
  2. Step 2: Convert to fraction form
    10,505.04/14,492.36 = 7,519.79/x
  3. Step 3: Cross multiply
    10,505.04x = 14,492.36 × 7,519.79
  4. Step 4: Simplify right side
    10,505.04x = 108,979,450.14
  5. Step 5: Solve for x
    x = 108,979,450.14/10,505.04
  6. Step 6: Final answer
    x = 10,374.02

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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.