Home / 8,897.33-13,345.69-4,219.58

Finding the Fourth Proportional to 8,897.33, 13,345.69 and 4,219.58

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Solution

The fourth proportional to 8,897.33, 13,345.69 and 4,219.58 is: 6,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.33 : 13,345.69 = 4,219.58 : x
  2. Step 2: Convert to fraction form
    8,897.33/13,345.69 = 4,219.58/x
  3. Step 3: Cross multiply
    8,897.33x = 13,345.69 × 4,219.58
  4. Step 4: Simplify right side
    8,897.33x = 56,313,206.61
  5. Step 5: Solve for x
    x = 56,313,206.61/8,897.33
  6. Step 6: Final answer
    x = 6,329.23

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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.