Home / 9,018.50-13,527.75-5,070.02

Finding the Fourth Proportional to 9,018.50, 13,527.75 and 5,070.02

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Solution

The fourth proportional to 9,018.50, 13,527.75 and 5,070.02 is: 7,605.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.50 : 13,527.75 = 5,070.02 : x
  2. Step 2: Convert to fraction form
    9,018.50/13,527.75 = 5,070.02/x
  3. Step 3: Cross multiply
    9,018.50x = 13,527.75 × 5,070.02
  4. Step 4: Simplify right side
    9,018.50x = 68,585,963.06
  5. Step 5: Solve for x
    x = 68,585,963.06/9,018.50
  6. Step 6: Final answer
    x = 7,605.03

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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.