Home / 11,328.30-15,633.59-6,292.53

Finding the Fourth Proportional to 11,328.30, 15,633.59 and 6,292.53

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Solution

The fourth proportional to 11,328.30, 15,633.59 and 6,292.53 is: 8,683.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.30 : 15,633.59 = 6,292.53 : x
  2. Step 2: Convert to fraction form
    11,328.30/15,633.59 = 6,292.53/x
  3. Step 3: Cross multiply
    11,328.30x = 15,633.59 × 6,292.53
  4. Step 4: Simplify right side
    11,328.30x = 98,374,802.62
  5. Step 5: Solve for x
    x = 98,374,802.62/11,328.30
  6. Step 6: Final answer
    x = 8,683.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.