Home / 9,257.51-13,916.33-7,428.63

Finding the Fourth Proportional to 9,257.51, 13,916.33 and 7,428.63

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Solution

The fourth proportional to 9,257.51, 13,916.33 and 7,428.63 is: 11,167.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.51 : 13,916.33 = 7,428.63 : x
  2. Step 2: Convert to fraction form
    9,257.51/13,916.33 = 7,428.63/x
  3. Step 3: Cross multiply
    9,257.51x = 13,916.33 × 7,428.63
  4. Step 4: Simplify right side
    9,257.51x = 103,379,266.53
  5. Step 5: Solve for x
    x = 103,379,266.53/9,257.51
  6. Step 6: Final answer
    x = 11,167.07

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1.5x scale

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.