Home / 5,527.40-8,289.88-1,630.89

Finding the Fourth Proportional to 5,527.40, 8,289.88 and 1,630.89

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Solution

The fourth proportional to 5,527.40, 8,289.88 and 1,630.89 is: 2,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.40 : 8,289.88 = 1,630.89 : x
  2. Step 2: Convert to fraction form
    5,527.40/8,289.88 = 1,630.89/x
  3. Step 3: Cross multiply
    5,527.40x = 8,289.88 × 1,630.89
  4. Step 4: Simplify right side
    5,527.40x = 13,519,878.32
  5. Step 5: Solve for x
    x = 13,519,878.32/5,527.40
  6. Step 6: Final answer
    x = 2,445.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.