Home / 9,265.25-12,783.52-5,284.91

Finding the Fourth Proportional to 9,265.25, 12,783.52 and 5,284.91

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Solution

The fourth proportional to 9,265.25, 12,783.52 and 5,284.91 is: 7,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.25 : 12,783.52 = 5,284.91 : x
  2. Step 2: Convert to fraction form
    9,265.25/12,783.52 = 5,284.91/x
  3. Step 3: Cross multiply
    9,265.25x = 12,783.52 × 5,284.91
  4. Step 4: Simplify right side
    9,265.25x = 67,559,752.68
  5. Step 5: Solve for x
    x = 67,559,752.68/9,265.25
  6. Step 6: Final answer
    x = 7,291.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.