Home / 11,336.42-15,643.51-6,300.32

Finding the Fourth Proportional to 11,336.42, 15,643.51 and 6,300.32

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Solution

The fourth proportional to 11,336.42, 15,643.51 and 6,300.32 is: 8,694.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.42 : 15,643.51 = 6,300.32 : x
  2. Step 2: Convert to fraction form
    11,336.42/15,643.51 = 6,300.32/x
  3. Step 3: Cross multiply
    11,336.42x = 15,643.51 × 6,300.32
  4. Step 4: Simplify right side
    11,336.42x = 98,559,024.95
  5. Step 5: Solve for x
    x = 98,559,024.95/11,336.42
  6. Step 6: Final answer
    x = 8,694.01

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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.