Home / 4,123.50-6,187.05-1,525.74

Finding the Fourth Proportional to 4,123.50, 6,187.05 and 1,525.74

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Solution

The fourth proportional to 4,123.50, 6,187.05 and 1,525.74 is: 2,289.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.50 : 6,187.05 = 1,525.74 : x
  2. Step 2: Convert to fraction form
    4,123.50/6,187.05 = 1,525.74/x
  3. Step 3: Cross multiply
    4,123.50x = 6,187.05 × 1,525.74
  4. Step 4: Simplify right side
    4,123.50x = 9,439,829.67
  5. Step 5: Solve for x
    x = 9,439,829.67/4,123.50
  6. Step 6: Final answer
    x = 2,289.28

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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.