Home / 5,485.76-7,567.36-3,492.48

Finding the Fourth Proportional to 5,485.76, 7,567.36 and 3,492.48

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Solution

The fourth proportional to 5,485.76, 7,567.36 and 3,492.48 is: 4,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.76 : 7,567.36 = 3,492.48 : x
  2. Step 2: Convert to fraction form
    5,485.76/7,567.36 = 3,492.48/x
  3. Step 3: Cross multiply
    5,485.76x = 7,567.36 × 3,492.48
  4. Step 4: Simplify right side
    5,485.76x = 26,428,853.45
  5. Step 5: Solve for x
    x = 26,428,853.45/5,485.76
  6. Step 6: Final answer
    x = 4,817.72

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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.