Home / 10,210.08-15,316.00-2,814.55

Finding the Fourth Proportional to 10,210.08, 15,316.00 and 2,814.55

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Solution

The fourth proportional to 10,210.08, 15,316.00 and 2,814.55 is: 4,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210.08 : 15,316.00 = 2,814.55 : x
  2. Step 2: Convert to fraction form
    10,210.08/15,316.00 = 2,814.55/x
  3. Step 3: Cross multiply
    10,210.08x = 15,316.00 × 2,814.55
  4. Step 4: Simplify right side
    10,210.08x = 43,107,602.47
  5. Step 5: Solve for x
    x = 43,107,602.47/10,210.08
  6. Step 6: Final answer
    x = 4,222.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.