Home / 5,384.07-8,070.30-2,604.87

Finding the Fourth Proportional to 5,384.07, 8,070.30 and 2,604.87

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Solution

The fourth proportional to 5,384.07, 8,070.30 and 2,604.87 is: 3,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.07 : 8,070.30 = 2,604.87 : x
  2. Step 2: Convert to fraction form
    5,384.07/8,070.30 = 2,604.87/x
  3. Step 3: Cross multiply
    5,384.07x = 8,070.30 × 2,604.87
  4. Step 4: Simplify right side
    5,384.07x = 21,022,082.36
  5. Step 5: Solve for x
    x = 21,022,082.36/5,384.07
  6. Step 6: Final answer
    x = 3,904.50

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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.