Home / 9,018.04-13,527.54-2,782.34

Finding the Fourth Proportional to 9,018.04, 13,527.54 and 2,782.34

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Solution

The fourth proportional to 9,018.04, 13,527.54 and 2,782.34 is: 4,173.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.04 : 13,527.54 = 2,782.34 : x
  2. Step 2: Convert to fraction form
    9,018.04/13,527.54 = 2,782.34/x
  3. Step 3: Cross multiply
    9,018.04x = 13,527.54 × 2,782.34
  4. Step 4: Simplify right side
    9,018.04x = 37,638,215.64
  5. Step 5: Solve for x
    x = 37,638,215.64/9,018.04
  6. Step 6: Final answer
    x = 4,173.66

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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.