Home / 5,003.45-7,506.88-1,885.60

Finding the Fourth Proportional to 5,003.45, 7,506.88 and 1,885.60

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Solution

The fourth proportional to 5,003.45, 7,506.88 and 1,885.60 is: 2,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.45 : 7,506.88 = 1,885.60 : x
  2. Step 2: Convert to fraction form
    5,003.45/7,506.88 = 1,885.60/x
  3. Step 3: Cross multiply
    5,003.45x = 7,506.88 × 1,885.60
  4. Step 4: Simplify right side
    5,003.45x = 14,154,998.71
  5. Step 5: Solve for x
    x = 14,154,998.71/5,003.45
  6. Step 6: Final answer
    x = 2,829.05

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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.