Home / 9,124.04-13,687.98-2,885.84

Finding the Fourth Proportional to 9,124.04, 13,687.98 and 2,885.84

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Solution

The fourth proportional to 9,124.04, 13,687.98 and 2,885.84 is: 4,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.04 : 13,687.98 = 2,885.84 : x
  2. Step 2: Convert to fraction form
    9,124.04/13,687.98 = 2,885.84/x
  3. Step 3: Cross multiply
    9,124.04x = 13,687.98 × 2,885.84
  4. Step 4: Simplify right side
    9,124.04x = 39,501,320.20
  5. Step 5: Solve for x
    x = 39,501,320.20/9,124.04
  6. Step 6: Final answer
    x = 4,329.37

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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.