Home / 10,302.03-14,216.81-5,586.35

Finding the Fourth Proportional to 10,302.03, 14,216.81 and 5,586.35

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Solution

The fourth proportional to 10,302.03, 14,216.81 and 5,586.35 is: 7,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.03 : 14,216.81 = 5,586.35 : x
  2. Step 2: Convert to fraction form
    10,302.03/14,216.81 = 5,586.35/x
  3. Step 3: Cross multiply
    10,302.03x = 14,216.81 × 5,586.35
  4. Step 4: Simplify right side
    10,302.03x = 79,419,977.53
  5. Step 5: Solve for x
    x = 79,419,977.53/10,302.03
  6. Step 6: Final answer
    x = 7,709.16

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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.