Home / 9,150.21-13,725.95-4,474.10

Finding the Fourth Proportional to 9,150.21, 13,725.95 and 4,474.10

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Solution

The fourth proportional to 9,150.21, 13,725.95 and 4,474.10 is: 6,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.21 : 13,725.95 = 4,474.10 : x
  2. Step 2: Convert to fraction form
    9,150.21/13,725.95 = 4,474.10/x
  3. Step 3: Cross multiply
    9,150.21x = 13,725.95 × 4,474.10
  4. Step 4: Simplify right side
    9,150.21x = 61,411,181.89
  5. Step 5: Solve for x
    x = 61,411,181.89/9,150.21
  6. Step 6: Final answer
    x = 6,711.45

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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.