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Finding the Fourth Proportional to 9,869.96, 14,804.94 and 4,020.14

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Solution

The fourth proportional to 9,869.96, 14,804.94 and 4,020.14 is: 6,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869.96 : 14,804.94 = 4,020.14 : x
  2. Step 2: Convert to fraction form
    9,869.96/14,804.94 = 4,020.14/x
  3. Step 3: Cross multiply
    9,869.96x = 14,804.94 × 4,020.14
  4. Step 4: Simplify right side
    9,869.96x = 59,517,931.49
  5. Step 5: Solve for x
    x = 59,517,931.49/9,869.96
  6. Step 6: Final answer
    x = 6,030.21

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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.