Home / 10,302.07-14,216.79-5,586.35

Finding the Fourth Proportional to 10,302.07, 14,216.79 and 5,586.35

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Solution

The fourth proportional to 10,302.07, 14,216.79 and 5,586.35 is: 7,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.07 : 14,216.79 = 5,586.35 : x
  2. Step 2: Convert to fraction form
    10,302.07/14,216.79 = 5,586.35/x
  3. Step 3: Cross multiply
    10,302.07x = 14,216.79 × 5,586.35
  4. Step 4: Simplify right side
    10,302.07x = 79,419,929.27
  5. Step 5: Solve for x
    x = 79,419,929.27/10,302.07
  6. Step 6: Final answer
    x = 7,709.13

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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.