Home / 9,895.10-14,840.25-3,319.58

Finding the Fourth Proportional to 9,895.10, 14,840.25 and 3,319.58

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Solution

The fourth proportional to 9,895.10, 14,840.25 and 3,319.58 is: 4,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,895.10 : 14,840.25 = 3,319.58 : x
  2. Step 2: Convert to fraction form
    9,895.10/14,840.25 = 3,319.58/x
  3. Step 3: Cross multiply
    9,895.10x = 14,840.25 × 3,319.58
  4. Step 4: Simplify right side
    9,895.10x = 49,263,397.10
  5. Step 5: Solve for x
    x = 49,263,397.10/9,895.10
  6. Step 6: Final answer
    x = 4,978.56

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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.