Home / 10,783.26-14,783.85-10,586.43

Finding the Fourth Proportional to 10,783.26, 14,783.85 and 10,586.43

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Solution

The fourth proportional to 10,783.26, 14,783.85 and 10,586.43 is: 14,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.26 : 14,783.85 = 10,586.43 : x
  2. Step 2: Convert to fraction form
    10,783.26/14,783.85 = 10,586.43/x
  3. Step 3: Cross multiply
    10,783.26x = 14,783.85 × 10,586.43
  4. Step 4: Simplify right side
    10,783.26x = 156,508,193.16
  5. Step 5: Solve for x
    x = 156,508,193.16/10,783.26
  6. Step 6: Final answer
    x = 14,514.00

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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.