Home / 4,911.39-7,368.93-2,280.15

Finding the Fourth Proportional to 4,911.39, 7,368.93 and 2,280.15

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Solution

The fourth proportional to 4,911.39, 7,368.93 and 2,280.15 is: 3,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.39 : 7,368.93 = 2,280.15 : x
  2. Step 2: Convert to fraction form
    4,911.39/7,368.93 = 2,280.15/x
  3. Step 3: Cross multiply
    4,911.39x = 7,368.93 × 2,280.15
  4. Step 4: Simplify right side
    4,911.39x = 16,802,265.74
  5. Step 5: Solve for x
    x = 16,802,265.74/4,911.39
  6. Step 6: Final answer
    x = 3,421.08

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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.