Home / 9,859.19-14,788.51-3,285.50

Finding the Fourth Proportional to 9,859.19, 14,788.51 and 3,285.50

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Solution

The fourth proportional to 9,859.19, 14,788.51 and 3,285.50 is: 4,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859.19 : 14,788.51 = 3,285.50 : x
  2. Step 2: Convert to fraction form
    9,859.19/14,788.51 = 3,285.50/x
  3. Step 3: Cross multiply
    9,859.19x = 14,788.51 × 3,285.50
  4. Step 4: Simplify right side
    9,859.19x = 48,587,567.45
  5. Step 5: Solve for x
    x = 48,587,567.45/9,859.19
  6. Step 6: Final answer
    x = 4,928.15

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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.