Home / 10,823.16-14,936.06-6,349.56

Finding the Fourth Proportional to 10,823.16, 14,936.06 and 6,349.56

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Solution

The fourth proportional to 10,823.16, 14,936.06 and 6,349.56 is: 8,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.16 : 14,936.06 = 6,349.56 : x
  2. Step 2: Convert to fraction form
    10,823.16/14,936.06 = 6,349.56/x
  3. Step 3: Cross multiply
    10,823.16x = 14,936.06 × 6,349.56
  4. Step 4: Simplify right side
    10,823.16x = 94,837,409.13
  5. Step 5: Solve for x
    x = 94,837,409.13/10,823.16
  6. Step 6: Final answer
    x = 8,762.45

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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.