Home / 5,815.04-8,684.80-5,037.44

Finding the Fourth Proportional to 5,815.04, 8,684.80 and 5,037.44

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Solution

The fourth proportional to 5,815.04, 8,684.80 and 5,037.44 is: 7,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.04 : 8,684.80 = 5,037.44 : x
  2. Step 2: Convert to fraction form
    5,815.04/8,684.80 = 5,037.44/x
  3. Step 3: Cross multiply
    5,815.04x = 8,684.80 × 5,037.44
  4. Step 4: Simplify right side
    5,815.04x = 43,749,158.91
  5. Step 5: Solve for x
    x = 43,749,158.91/5,815.04
  6. Step 6: Final answer
    x = 7,523.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.