Home / 10,356.25-14,293.47-6,107.05

Finding the Fourth Proportional to 10,356.25, 14,293.47 and 6,107.05

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Solution

The fourth proportional to 10,356.25, 14,293.47 and 6,107.05 is: 8,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.25 : 14,293.47 = 6,107.05 : x
  2. Step 2: Convert to fraction form
    10,356.25/14,293.47 = 6,107.05/x
  3. Step 3: Cross multiply
    10,356.25x = 14,293.47 × 6,107.05
  4. Step 4: Simplify right side
    10,356.25x = 87,290,951.23
  5. Step 5: Solve for x
    x = 87,290,951.23/10,356.25
  6. Step 6: Final answer
    x = 8,428.82

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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.