Home / 9,325.02-13,989.96-4,129.68

Finding the Fourth Proportional to 9,325.02, 13,989.96 and 4,129.68

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Solution

The fourth proportional to 9,325.02, 13,989.96 and 4,129.68 is: 6,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.02 : 13,989.96 = 4,129.68 : x
  2. Step 2: Convert to fraction form
    9,325.02/13,989.96 = 4,129.68/x
  3. Step 3: Cross multiply
    9,325.02x = 13,989.96 × 4,129.68
  4. Step 4: Simplify right side
    9,325.02x = 57,774,058.01
  5. Step 5: Solve for x
    x = 57,774,058.01/9,325.02
  6. Step 6: Final answer
    x = 6,195.60

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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.