Home / 10,243.95-14,133.15-6,212.01

Finding the Fourth Proportional to 10,243.95, 14,133.15 and 6,212.01

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Solution

The fourth proportional to 10,243.95, 14,133.15 and 6,212.01 is: 8,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.95 : 14,133.15 = 6,212.01 : x
  2. Step 2: Convert to fraction form
    10,243.95/14,133.15 = 6,212.01/x
  3. Step 3: Cross multiply
    10,243.95x = 14,133.15 × 6,212.01
  4. Step 4: Simplify right side
    10,243.95x = 87,795,269.13
  5. Step 5: Solve for x
    x = 87,795,269.13/10,243.95
  6. Step 6: Final answer
    x = 8,570.45

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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.