Home / 10,222.08-14,106.40-5,806.08

Finding the Fourth Proportional to 10,222.08, 14,106.40 and 5,806.08

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Solution

The fourth proportional to 10,222.08, 14,106.40 and 5,806.08 is: 8,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.08 : 14,106.40 = 5,806.08 : x
  2. Step 2: Convert to fraction form
    10,222.08/14,106.40 = 5,806.08/x
  3. Step 3: Cross multiply
    10,222.08x = 14,106.40 × 5,806.08
  4. Step 4: Simplify right side
    10,222.08x = 81,902,886.91
  5. Step 5: Solve for x
    x = 81,902,886.91/10,222.08
  6. Step 6: Final answer
    x = 8,012.35

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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.