Home / 10,916.06-16,368.14-3,894.98

Finding the Fourth Proportional to 10,916.06, 16,368.14 and 3,894.98

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Solution

The fourth proportional to 10,916.06, 16,368.14 and 3,894.98 is: 5,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.06 : 16,368.14 = 3,894.98 : x
  2. Step 2: Convert to fraction form
    10,916.06/16,368.14 = 3,894.98/x
  3. Step 3: Cross multiply
    10,916.06x = 16,368.14 × 3,894.98
  4. Step 4: Simplify right side
    10,916.06x = 63,753,577.94
  5. Step 5: Solve for x
    x = 63,753,577.94/10,916.06
  6. Step 6: Final answer
    x = 5,840.35

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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.