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Finding the Fourth Proportional to 9,054, 12,495.44 and 5,075.84

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Solution

The fourth proportional to 9,054, 12,495.44 and 5,075.84 is: 7,005.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054 : 12,495.44 = 5,075.84 : x
  2. Step 2: Convert to fraction form
    9,054/12,495.44 = 5,075.84/x
  3. Step 3: Cross multiply
    9,054x = 12,495.44 × 5,075.84
  4. Step 4: Simplify right side
    9,054x = 63,424,854.17
  5. Step 5: Solve for x
    x = 63,424,854.17/9,054
  6. Step 6: Final answer
    x = 7,005.17

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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.