Home / 9,421.80-14,124.60-4,804.80

Finding the Fourth Proportional to 9,421.80, 14,124.60 and 4,804.80

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Solution

The fourth proportional to 9,421.80, 14,124.60 and 4,804.80 is: 7,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.80 : 14,124.60 = 4,804.80 : x
  2. Step 2: Convert to fraction form
    9,421.80/14,124.60 = 4,804.80/x
  3. Step 3: Cross multiply
    9,421.80x = 14,124.60 × 4,804.80
  4. Step 4: Simplify right side
    9,421.80x = 67,865,878.08
  5. Step 5: Solve for x
    x = 67,865,878.08/9,421.80
  6. Step 6: Final answer
    x = 7,203.07

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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.