Home / 10,623.51-14,660.76-6,148.68

Finding the Fourth Proportional to 10,623.51, 14,660.76 and 6,148.68

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Solution

The fourth proportional to 10,623.51, 14,660.76 and 6,148.68 is: 8,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.51 : 14,660.76 = 6,148.68 : x
  2. Step 2: Convert to fraction form
    10,623.51/14,660.76 = 6,148.68/x
  3. Step 3: Cross multiply
    10,623.51x = 14,660.76 × 6,148.68
  4. Step 4: Simplify right side
    10,623.51x = 90,144,321.80
  5. Step 5: Solve for x
    x = 90,144,321.80/10,623.51
  6. Step 6: Final answer
    x = 8,485.36

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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.