Home / 9,525.47-14,289.15-3,980.55

Finding the Fourth Proportional to 9,525.47, 14,289.15 and 3,980.55

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Solution

The fourth proportional to 9,525.47, 14,289.15 and 3,980.55 is: 5,971.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.47 : 14,289.15 = 3,980.55 : x
  2. Step 2: Convert to fraction form
    9,525.47/14,289.15 = 3,980.55/x
  3. Step 3: Cross multiply
    9,525.47x = 14,289.15 × 3,980.55
  4. Step 4: Simplify right side
    9,525.47x = 56,878,676.03
  5. Step 5: Solve for x
    x = 56,878,676.03/9,525.47
  6. Step 6: Final answer
    x = 5,971.22

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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.