Home / 11,835.63-16,334.16-6,531.60

Finding the Fourth Proportional to 11,835.63, 16,334.16 and 6,531.60

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Solution

The fourth proportional to 11,835.63, 16,334.16 and 6,531.60 is: 9,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.63 : 16,334.16 = 6,531.60 : x
  2. Step 2: Convert to fraction form
    11,835.63/16,334.16 = 6,531.60/x
  3. Step 3: Cross multiply
    11,835.63x = 16,334.16 × 6,531.60
  4. Step 4: Simplify right side
    11,835.63x = 106,688,199.46
  5. Step 5: Solve for x
    x = 106,688,199.46/11,835.63
  6. Step 6: Final answer
    x = 9,014.15

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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.