Home / 6,256.08-8,632.64-3,603.20

Finding the Fourth Proportional to 6,256.08, 8,632.64 and 3,603.20

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Solution

The fourth proportional to 6,256.08, 8,632.64 and 3,603.20 is: 4,971.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.08 : 8,632.64 = 3,603.20 : x
  2. Step 2: Convert to fraction form
    6,256.08/8,632.64 = 3,603.20/x
  3. Step 3: Cross multiply
    6,256.08x = 8,632.64 × 3,603.20
  4. Step 4: Simplify right side
    6,256.08x = 31,105,128.45
  5. Step 5: Solve for x
    x = 31,105,128.45/6,256.08
  6. Step 6: Final answer
    x = 4,971.98

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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.