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Finding the Fourth Proportional to 9,370.10, 14,059.20 and 4,437.20

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Solution

The fourth proportional to 9,370.10, 14,059.20 and 4,437.20 is: 6,657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.10 : 14,059.20 = 4,437.20 : x
  2. Step 2: Convert to fraction form
    9,370.10/14,059.20 = 4,437.20/x
  3. Step 3: Cross multiply
    9,370.10x = 14,059.20 × 4,437.20
  4. Step 4: Simplify right side
    9,370.10x = 62,383,482.24
  5. Step 5: Solve for x
    x = 62,383,482.24/9,370.10
  6. Step 6: Final answer
    x = 6,657.72

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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.