Home / 10,523.53-15,790.16-4,681.81

Finding the Fourth Proportional to 10,523.53, 15,790.16 and 4,681.81

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Solution

The fourth proportional to 10,523.53, 15,790.16 and 4,681.81 is: 7,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.53 : 15,790.16 = 4,681.81 : x
  2. Step 2: Convert to fraction form
    10,523.53/15,790.16 = 4,681.81/x
  3. Step 3: Cross multiply
    10,523.53x = 15,790.16 × 4,681.81
  4. Step 4: Simplify right side
    10,523.53x = 73,926,528.99
  5. Step 5: Solve for x
    x = 73,926,528.99/10,523.53
  6. Step 6: Final answer
    x = 7,024.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.