Home / 4,666.13-6,439.72-3,485.15

Finding the Fourth Proportional to 4,666.13, 6,439.72 and 3,485.15

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Solution

The fourth proportional to 4,666.13, 6,439.72 and 3,485.15 is: 4,809.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.13 : 6,439.72 = 3,485.15 : x
  2. Step 2: Convert to fraction form
    4,666.13/6,439.72 = 3,485.15/x
  3. Step 3: Cross multiply
    4,666.13x = 6,439.72 × 3,485.15
  4. Step 4: Simplify right side
    4,666.13x = 22,443,390.16
  5. Step 5: Solve for x
    x = 22,443,390.16/4,666.13
  6. Step 6: Final answer
    x = 4,809.85

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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.