Home / 10,707.19-14,775.01-6,458.94

Finding the Fourth Proportional to 10,707.19, 14,775.01 and 6,458.94

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Solution

The fourth proportional to 10,707.19, 14,775.01 and 6,458.94 is: 8,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.19 : 14,775.01 = 6,458.94 : x
  2. Step 2: Convert to fraction form
    10,707.19/14,775.01 = 6,458.94/x
  3. Step 3: Cross multiply
    10,707.19x = 14,775.01 × 6,458.94
  4. Step 4: Simplify right side
    10,707.19x = 95,430,886.94
  5. Step 5: Solve for x
    x = 95,430,886.94/10,707.19
  6. Step 6: Final answer
    x = 8,912.79

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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.