Home / 5,038.68-7,558.03-1,528.71

Finding the Fourth Proportional to 5,038.68, 7,558.03 and 1,528.71

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Solution

The fourth proportional to 5,038.68, 7,558.03 and 1,528.71 is: 2,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.68 : 7,558.03 = 1,528.71 : x
  2. Step 2: Convert to fraction form
    5,038.68/7,558.03 = 1,528.71/x
  3. Step 3: Cross multiply
    5,038.68x = 7,558.03 × 1,528.71
  4. Step 4: Simplify right side
    5,038.68x = 11,554,051.17
  5. Step 5: Solve for x
    x = 11,554,051.17/5,038.68
  6. Step 6: Final answer
    x = 2,293.07

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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.