Home / 9,912.96-14,874.24-4,070.40

Finding the Fourth Proportional to 9,912.96, 14,874.24 and 4,070.40

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Solution

The fourth proportional to 9,912.96, 14,874.24 and 4,070.40 is: 6,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.96 : 14,874.24 = 4,070.40 : x
  2. Step 2: Convert to fraction form
    9,912.96/14,874.24 = 4,070.40/x
  3. Step 3: Cross multiply
    9,912.96x = 14,874.24 × 4,070.40
  4. Step 4: Simplify right side
    9,912.96x = 60,544,106.50
  5. Step 5: Solve for x
    x = 60,544,106.50/9,912.96
  6. Step 6: Final answer
    x = 6,107.57

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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.