Home / 10,713.10-14,784.54-6,625.81

Finding the Fourth Proportional to 10,713.10, 14,784.54 and 6,625.81

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Solution

The fourth proportional to 10,713.10, 14,784.54 and 6,625.81 is: 9,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.10 : 14,784.54 = 6,625.81 : x
  2. Step 2: Convert to fraction form
    10,713.10/14,784.54 = 6,625.81/x
  3. Step 3: Cross multiply
    10,713.10x = 14,784.54 × 6,625.81
  4. Step 4: Simplify right side
    10,713.10x = 97,959,552.98
  5. Step 5: Solve for x
    x = 97,959,552.98/10,713.10
  6. Step 6: Final answer
    x = 9,143.90

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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.