Home / 9,350.84-12,898.41-6,368.01

Finding the Fourth Proportional to 9,350.84, 12,898.41 and 6,368.01

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Solution

The fourth proportional to 9,350.84, 12,898.41 and 6,368.01 is: 8,783.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.84 : 12,898.41 = 6,368.01 : x
  2. Step 2: Convert to fraction form
    9,350.84/12,898.41 = 6,368.01/x
  3. Step 3: Cross multiply
    9,350.84x = 12,898.41 × 6,368.01
  4. Step 4: Simplify right side
    9,350.84x = 82,137,203.86
  5. Step 5: Solve for x
    x = 82,137,203.86/9,350.84
  6. Step 6: Final answer
    x = 8,783.94

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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.