Home / 7,745.16-10,688.52-4,558.68

Finding the Fourth Proportional to 7,745.16, 10,688.52 and 4,558.68

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Solution

The fourth proportional to 7,745.16, 10,688.52 and 4,558.68 is: 6,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.16 : 10,688.52 = 4,558.68 : x
  2. Step 2: Convert to fraction form
    7,745.16/10,688.52 = 4,558.68/x
  3. Step 3: Cross multiply
    7,745.16x = 10,688.52 × 4,558.68
  4. Step 4: Simplify right side
    7,745.16x = 48,725,542.35
  5. Step 5: Solve for x
    x = 48,725,542.35/7,745.16
  6. Step 6: Final answer
    x = 6,291.10

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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.