Home / 3,875.10-5,347.23-2,302.98

Finding the Fourth Proportional to 3,875.10, 5,347.23 and 2,302.98

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Solution

The fourth proportional to 3,875.10, 5,347.23 and 2,302.98 is: 3,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.10 : 5,347.23 = 2,302.98 : x
  2. Step 2: Convert to fraction form
    3,875.10/5,347.23 = 2,302.98/x
  3. Step 3: Cross multiply
    3,875.10x = 5,347.23 × 2,302.98
  4. Step 4: Simplify right side
    3,875.10x = 12,314,563.75
  5. Step 5: Solve for x
    x = 12,314,563.75/3,875.10
  6. Step 6: Final answer
    x = 3,177.87

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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.