Home / 9,887.12-14,828.52-3,314.24

Finding the Fourth Proportional to 9,887.12, 14,828.52 and 3,314.24

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Solution

The fourth proportional to 9,887.12, 14,828.52 and 3,314.24 is: 4,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887.12 : 14,828.52 = 3,314.24 : x
  2. Step 2: Convert to fraction form
    9,887.12/14,828.52 = 3,314.24/x
  3. Step 3: Cross multiply
    9,887.12x = 14,828.52 × 3,314.24
  4. Step 4: Simplify right side
    9,887.12x = 49,145,274.12
  5. Step 5: Solve for x
    x = 49,145,274.12/9,887.12
  6. Step 6: Final answer
    x = 4,970.64

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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.