Home / 4,875.06-6,721.48-4,068.67

Finding the Fourth Proportional to 4,875.06, 6,721.48 and 4,068.67

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Solution

The fourth proportional to 4,875.06, 6,721.48 and 4,068.67 is: 5,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.06 : 6,721.48 = 4,068.67 : x
  2. Step 2: Convert to fraction form
    4,875.06/6,721.48 = 4,068.67/x
  3. Step 3: Cross multiply
    4,875.06x = 6,721.48 × 4,068.67
  4. Step 4: Simplify right side
    4,875.06x = 27,347,503.87
  5. Step 5: Solve for x
    x = 27,347,503.87/4,875.06
  6. Step 6: Final answer
    x = 5,609.68

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1.5x scale

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.