Home / 3,686.67-5,094.08-2,946.74

Finding the Fourth Proportional to 3,686.67, 5,094.08 and 2,946.74

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Solution

The fourth proportional to 3,686.67, 5,094.08 and 2,946.74 is: 4,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.67 : 5,094.08 = 2,946.74 : x
  2. Step 2: Convert to fraction form
    3,686.67/5,094.08 = 2,946.74/x
  3. Step 3: Cross multiply
    3,686.67x = 5,094.08 × 2,946.74
  4. Step 4: Simplify right side
    3,686.67x = 15,010,889.10
  5. Step 5: Solve for x
    x = 15,010,889.10/3,686.67
  6. Step 6: Final answer
    x = 4,071.67

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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.