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Finding the Fourth Proportional to 9,869.71, 14,804.57 and 4,026.78

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Solution

The fourth proportional to 9,869.71, 14,804.57 and 4,026.78 is: 6,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869.71 : 14,804.57 = 4,026.78 : x
  2. Step 2: Convert to fraction form
    9,869.71/14,804.57 = 4,026.78/x
  3. Step 3: Cross multiply
    9,869.71x = 14,804.57 × 4,026.78
  4. Step 4: Simplify right side
    9,869.71x = 59,614,746.38
  5. Step 5: Solve for x
    x = 59,614,746.38/9,869.71
  6. Step 6: Final answer
    x = 6,040.17

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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.