Home / 10,614.24-14,643.10-6,628.43

Finding the Fourth Proportional to 10,614.24, 14,643.10 and 6,628.43

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Solution

The fourth proportional to 10,614.24, 14,643.10 and 6,628.43 is: 9,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.24 : 14,643.10 = 6,628.43 : x
  2. Step 2: Convert to fraction form
    10,614.24/14,643.10 = 6,628.43/x
  3. Step 3: Cross multiply
    10,614.24x = 14,643.10 × 6,628.43
  4. Step 4: Simplify right side
    10,614.24x = 97,060,763.33
  5. Step 5: Solve for x
    x = 97,060,763.33/10,614.24
  6. Step 6: Final answer
    x = 9,144.39

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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.