Home / 10,828.74-14,943.51-6,114.54

Finding the Fourth Proportional to 10,828.74, 14,943.51 and 6,114.54

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Solution

The fourth proportional to 10,828.74, 14,943.51 and 6,114.54 is: 8,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.74 : 14,943.51 = 6,114.54 : x
  2. Step 2: Convert to fraction form
    10,828.74/14,943.51 = 6,114.54/x
  3. Step 3: Cross multiply
    10,828.74x = 14,943.51 × 6,114.54
  4. Step 4: Simplify right side
    10,828.74x = 91,372,689.64
  5. Step 5: Solve for x
    x = 91,372,689.64/10,828.74
  6. Step 6: Final answer
    x = 8,437.98

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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.