Home / 10,314.24-14,224.32-6,776.16

Finding the Fourth Proportional to 10,314.24, 14,224.32 and 6,776.16

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Solution

The fourth proportional to 10,314.24, 14,224.32 and 6,776.16 is: 9,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.24 : 14,224.32 = 6,776.16 : x
  2. Step 2: Convert to fraction form
    10,314.24/14,224.32 = 6,776.16/x
  3. Step 3: Cross multiply
    10,314.24x = 14,224.32 × 6,776.16
  4. Step 4: Simplify right side
    10,314.24x = 96,386,268.21
  5. Step 5: Solve for x
    x = 96,386,268.21/10,314.24
  6. Step 6: Final answer
    x = 9,344.97

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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.