Home / 4,355.04-6,519.60-3,486.72

Finding the Fourth Proportional to 4,355.04, 6,519.60 and 3,486.72

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Solution

The fourth proportional to 4,355.04, 6,519.60 and 3,486.72 is: 5,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.04 : 6,519.60 = 3,486.72 : x
  2. Step 2: Convert to fraction form
    4,355.04/6,519.60 = 3,486.72/x
  3. Step 3: Cross multiply
    4,355.04x = 6,519.60 × 3,486.72
  4. Step 4: Simplify right side
    4,355.04x = 22,732,019.71
  5. Step 5: Solve for x
    x = 22,732,019.71/4,355.04
  6. Step 6: Final answer
    x = 5,219.70

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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.