Home / 7,421.44-11,124.06-3,033.68

Finding the Fourth Proportional to 7,421.44, 11,124.06 and 3,033.68

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Solution

The fourth proportional to 7,421.44, 11,124.06 and 3,033.68 is: 4,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421.44 : 11,124.06 = 3,033.68 : x
  2. Step 2: Convert to fraction form
    7,421.44/11,124.06 = 3,033.68/x
  3. Step 3: Cross multiply
    7,421.44x = 11,124.06 × 3,033.68
  4. Step 4: Simplify right side
    7,421.44x = 33,746,838.34
  5. Step 5: Solve for x
    x = 33,746,838.34/7,421.44
  6. Step 6: Final answer
    x = 4,547.21

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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.