Home / 6,946.08-10,419.53-5,312.67

Finding the Fourth Proportional to 6,946.08, 10,419.53 and 5,312.67

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Solution

The fourth proportional to 6,946.08, 10,419.53 and 5,312.67 is: 7,969.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.08 : 10,419.53 = 5,312.67 : x
  2. Step 2: Convert to fraction form
    6,946.08/10,419.53 = 5,312.67/x
  3. Step 3: Cross multiply
    6,946.08x = 10,419.53 × 5,312.67
  4. Step 4: Simplify right side
    6,946.08x = 55,355,497.88
  5. Step 5: Solve for x
    x = 55,355,497.88/6,946.08
  6. Step 6: Final answer
    x = 7,969.31

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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.