Home / 4,985.04-7,476.60-1,521.84

Finding the Fourth Proportional to 4,985.04, 7,476.60 and 1,521.84

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Solution

The fourth proportional to 4,985.04, 7,476.60 and 1,521.84 is: 2,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.04 : 7,476.60 = 1,521.84 : x
  2. Step 2: Convert to fraction form
    4,985.04/7,476.60 = 1,521.84/x
  3. Step 3: Cross multiply
    4,985.04x = 7,476.60 × 1,521.84
  4. Step 4: Simplify right side
    4,985.04x = 11,378,188.94
  5. Step 5: Solve for x
    x = 11,378,188.94/4,985.04
  6. Step 6: Final answer
    x = 2,282.47

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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.