Home / 5,005.48-7,507.18-1,885.41

Finding the Fourth Proportional to 5,005.48, 7,507.18 and 1,885.41

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Solution

The fourth proportional to 5,005.48, 7,507.18 and 1,885.41 is: 2,827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.48 : 7,507.18 = 1,885.41 : x
  2. Step 2: Convert to fraction form
    5,005.48/7,507.18 = 1,885.41/x
  3. Step 3: Cross multiply
    5,005.48x = 7,507.18 × 1,885.41
  4. Step 4: Simplify right side
    5,005.48x = 14,154,112.24
  5. Step 5: Solve for x
    x = 14,154,112.24/5,005.48
  6. Step 6: Final answer
    x = 2,827.72

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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.