Home / 9,354.06-13,970.43-8,474.81

Finding the Fourth Proportional to 9,354.06, 13,970.43 and 8,474.81

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Solution

The fourth proportional to 9,354.06, 13,970.43 and 8,474.81 is: 12,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.06 : 13,970.43 = 8,474.81 : x
  2. Step 2: Convert to fraction form
    9,354.06/13,970.43 = 8,474.81/x
  3. Step 3: Cross multiply
    9,354.06x = 13,970.43 × 8,474.81
  4. Step 4: Simplify right side
    9,354.06x = 118,396,670.02
  5. Step 5: Solve for x
    x = 118,396,670.02/9,354.06
  6. Step 6: Final answer
    x = 12,657.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.