Home / 4,070.61-6,105.69-1,148.76

Finding the Fourth Proportional to 4,070.61, 6,105.69 and 1,148.76

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Solution

The fourth proportional to 4,070.61, 6,105.69 and 1,148.76 is: 1,723.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.61 : 6,105.69 = 1,148.76 : x
  2. Step 2: Convert to fraction form
    4,070.61/6,105.69 = 1,148.76/x
  3. Step 3: Cross multiply
    4,070.61x = 6,105.69 × 1,148.76
  4. Step 4: Simplify right side
    4,070.61x = 7,013,972.44
  5. Step 5: Solve for x
    x = 7,013,972.44/4,070.61
  6. Step 6: Final answer
    x = 1,723.08

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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.