Home / 8,448.09-12,675.71-4,547.94

Finding the Fourth Proportional to 8,448.09, 12,675.71 and 4,547.94

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Solution

The fourth proportional to 8,448.09, 12,675.71 and 4,547.94 is: 6,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.09 : 12,675.71 = 4,547.94 : x
  2. Step 2: Convert to fraction form
    8,448.09/12,675.71 = 4,547.94/x
  3. Step 3: Cross multiply
    8,448.09x = 12,675.71 × 4,547.94
  4. Step 4: Simplify right side
    8,448.09x = 57,648,368.54
  5. Step 5: Solve for x
    x = 57,648,368.54/8,448.09
  6. Step 6: Final answer
    x = 6,823.83

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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.