Home / 4,155.18-6,235.10-2,207.34

Finding the Fourth Proportional to 4,155.18, 6,235.10 and 2,207.34

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Solution

The fourth proportional to 4,155.18, 6,235.10 and 2,207.34 is: 3,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.18 : 6,235.10 = 2,207.34 : x
  2. Step 2: Convert to fraction form
    4,155.18/6,235.10 = 2,207.34/x
  3. Step 3: Cross multiply
    4,155.18x = 6,235.10 × 2,207.34
  4. Step 4: Simplify right side
    4,155.18x = 13,762,985.63
  5. Step 5: Solve for x
    x = 13,762,985.63/4,155.18
  6. Step 6: Final answer
    x = 3,312.25

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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.