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Finding the Fourth Proportional to 9,386.10, 14,075.10 and 4,704.30

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Solution

The fourth proportional to 9,386.10, 14,075.10 and 4,704.30 is: 7,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.10 : 14,075.10 = 4,704.30 : x
  2. Step 2: Convert to fraction form
    9,386.10/14,075.10 = 4,704.30/x
  3. Step 3: Cross multiply
    9,386.10x = 14,075.10 × 4,704.30
  4. Step 4: Simplify right side
    9,386.10x = 66,213,492.93
  5. Step 5: Solve for x
    x = 66,213,492.93/9,386.10
  6. Step 6: Final answer
    x = 7,054.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.