Home / 9,228.26-13,821.59-4,287.50

Finding the Fourth Proportional to 9,228.26, 13,821.59 and 4,287.50

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Solution

The fourth proportional to 9,228.26, 13,821.59 and 4,287.50 is: 6,421.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.26 : 13,821.59 = 4,287.50 : x
  2. Step 2: Convert to fraction form
    9,228.26/13,821.59 = 4,287.50/x
  3. Step 3: Cross multiply
    9,228.26x = 13,821.59 × 4,287.50
  4. Step 4: Simplify right side
    9,228.26x = 59,260,080.24
  5. Step 5: Solve for x
    x = 59,260,080.24/9,228.26
  6. Step 6: Final answer
    x = 6,421.59

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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.