Home / 7,623.48-10,457.43-7,554.36

Finding the Fourth Proportional to 7,623.48, 10,457.43 and 7,554.36

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Solution

The fourth proportional to 7,623.48, 10,457.43 and 7,554.36 is: 10,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.48 : 10,457.43 = 7,554.36 : x
  2. Step 2: Convert to fraction form
    7,623.48/10,457.43 = 7,554.36/x
  3. Step 3: Cross multiply
    7,623.48x = 10,457.43 × 7,554.36
  4. Step 4: Simplify right side
    7,623.48x = 78,999,190.89
  5. Step 5: Solve for x
    x = 78,999,190.89/7,623.48
  6. Step 6: Final answer
    x = 10,362.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.