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Finding the Fourth Proportional to 9,047.16, 12,485.22 and 5,068.26

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Solution

The fourth proportional to 9,047.16, 12,485.22 and 5,068.26 is: 6,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,047.16 : 12,485.22 = 5,068.26 : x
  2. Step 2: Convert to fraction form
    9,047.16/12,485.22 = 5,068.26/x
  3. Step 3: Cross multiply
    9,047.16x = 12,485.22 × 5,068.26
  4. Step 4: Simplify right side
    9,047.16x = 63,278,341.12
  5. Step 5: Solve for x
    x = 63,278,341.12/9,047.16
  6. Step 6: Final answer
    x = 6,994.28

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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.