Home / 9,511.28-14,272.56-4,317.08

Finding the Fourth Proportional to 9,511.28, 14,272.56 and 4,317.08

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Solution

The fourth proportional to 9,511.28, 14,272.56 and 4,317.08 is: 6,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.28 : 14,272.56 = 4,317.08 : x
  2. Step 2: Convert to fraction form
    9,511.28/14,272.56 = 4,317.08/x
  3. Step 3: Cross multiply
    9,511.28x = 14,272.56 × 4,317.08
  4. Step 4: Simplify right side
    9,511.28x = 61,615,783.32
  5. Step 5: Solve for x
    x = 61,615,783.32/9,511.28
  6. Step 6: Final answer
    x = 6,478.18

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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.