Home / 10,004.77-13,810.71-6,775.30

Finding the Fourth Proportional to 10,004.77, 13,810.71 and 6,775.30

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Solution

The fourth proportional to 10,004.77, 13,810.71 and 6,775.30 is: 9,352.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.77 : 13,810.71 = 6,775.30 : x
  2. Step 2: Convert to fraction form
    10,004.77/13,810.71 = 6,775.30/x
  3. Step 3: Cross multiply
    10,004.77x = 13,810.71 × 6,775.30
  4. Step 4: Simplify right side
    10,004.77x = 93,571,703.46
  5. Step 5: Solve for x
    x = 93,571,703.46/10,004.77
  6. Step 6: Final answer
    x = 9,352.71

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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.