Home / 9,740.16-14,596.32-3,890.28

Finding the Fourth Proportional to 9,740.16, 14,596.32 and 3,890.28

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Solution

The fourth proportional to 9,740.16, 14,596.32 and 3,890.28 is: 5,829.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.16 : 14,596.32 = 3,890.28 : x
  2. Step 2: Convert to fraction form
    9,740.16/14,596.32 = 3,890.28/x
  3. Step 3: Cross multiply
    9,740.16x = 14,596.32 × 3,890.28
  4. Step 4: Simplify right side
    9,740.16x = 56,783,771.77
  5. Step 5: Solve for x
    x = 56,783,771.77/9,740.16
  6. Step 6: Final answer
    x = 5,829.86

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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.