Home / 5,698.08-7,860.24-4,123.44

Finding the Fourth Proportional to 5,698.08, 7,860.24 and 4,123.44

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Solution

The fourth proportional to 5,698.08, 7,860.24 and 4,123.44 is: 5,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.08 : 7,860.24 = 4,123.44 : x
  2. Step 2: Convert to fraction form
    5,698.08/7,860.24 = 4,123.44/x
  3. Step 3: Cross multiply
    5,698.08x = 7,860.24 × 4,123.44
  4. Step 4: Simplify right side
    5,698.08x = 32,411,228.03
  5. Step 5: Solve for x
    x = 32,411,228.03/5,698.08
  6. Step 6: Final answer
    x = 5,688.10

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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.