Home / 10,533.66-14,534.55-6,805.50

Finding the Fourth Proportional to 10,533.66, 14,534.55 and 6,805.50

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Solution

The fourth proportional to 10,533.66, 14,534.55 and 6,805.50 is: 9,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,533.66 : 14,534.55 = 6,805.50 : x
  2. Step 2: Convert to fraction form
    10,533.66/14,534.55 = 6,805.50/x
  3. Step 3: Cross multiply
    10,533.66x = 14,534.55 × 6,805.50
  4. Step 4: Simplify right side
    10,533.66x = 98,914,880.03
  5. Step 5: Solve for x
    x = 98,914,880.03/10,533.66
  6. Step 6: Final answer
    x = 9,390.36

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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.