Home / 3,099.04-4,271.76-3,037.60

Finding the Fourth Proportional to 3,099.04, 4,271.76 and 3,037.60

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Solution

The fourth proportional to 3,099.04, 4,271.76 and 3,037.60 is: 4,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.04 : 4,271.76 = 3,037.60 : x
  2. Step 2: Convert to fraction form
    3,099.04/4,271.76 = 3,037.60/x
  3. Step 3: Cross multiply
    3,099.04x = 4,271.76 × 3,037.60
  4. Step 4: Simplify right side
    3,099.04x = 12,975,898.18
  5. Step 5: Solve for x
    x = 12,975,898.18/3,099.04
  6. Step 6: Final answer
    x = 4,187.07

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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.