Home / 9,287.04-13,931.78-4,904.67

Finding the Fourth Proportional to 9,287.04, 13,931.78 and 4,904.67

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Solution

The fourth proportional to 9,287.04, 13,931.78 and 4,904.67 is: 7,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.04 : 13,931.78 = 4,904.67 : x
  2. Step 2: Convert to fraction form
    9,287.04/13,931.78 = 4,904.67/x
  3. Step 3: Cross multiply
    9,287.04x = 13,931.78 × 4,904.67
  4. Step 4: Simplify right side
    9,287.04x = 68,330,783.41
  5. Step 5: Solve for x
    x = 68,330,783.41/9,287.04
  6. Step 6: Final answer
    x = 7,357.65

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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.