Home / 10,775.32-14,869.80-6,059.60

Finding the Fourth Proportional to 10,775.32, 14,869.80 and 6,059.60

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Solution

The fourth proportional to 10,775.32, 14,869.80 and 6,059.60 is: 8,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.32 : 14,869.80 = 6,059.60 : x
  2. Step 2: Convert to fraction form
    10,775.32/14,869.80 = 6,059.60/x
  3. Step 3: Cross multiply
    10,775.32x = 14,869.80 × 6,059.60
  4. Step 4: Simplify right side
    10,775.32x = 90,105,040.08
  5. Step 5: Solve for x
    x = 90,105,040.08/10,775.32
  6. Step 6: Final answer
    x = 8,362.17

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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.