Home / 9,426.98-14,140.85-3,187.62

Finding the Fourth Proportional to 9,426.98, 14,140.85 and 3,187.62

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Solution

The fourth proportional to 9,426.98, 14,140.85 and 3,187.62 is: 4,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.98 : 14,140.85 = 3,187.62 : x
  2. Step 2: Convert to fraction form
    9,426.98/14,140.85 = 3,187.62/x
  3. Step 3: Cross multiply
    9,426.98x = 14,140.85 × 3,187.62
  4. Step 4: Simplify right side
    9,426.98x = 45,075,640.34
  5. Step 5: Solve for x
    x = 45,075,640.34/9,426.98
  6. Step 6: Final answer
    x = 4,781.56

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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.