Home / 7,019.60-10,527.96-2,089.16

Finding the Fourth Proportional to 7,019.60, 10,527.96 and 2,089.16

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Solution

The fourth proportional to 7,019.60, 10,527.96 and 2,089.16 is: 3,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.60 : 10,527.96 = 2,089.16 : x
  2. Step 2: Convert to fraction form
    7,019.60/10,527.96 = 2,089.16/x
  3. Step 3: Cross multiply
    7,019.60x = 10,527.96 × 2,089.16
  4. Step 4: Simplify right side
    7,019.60x = 21,994,592.91
  5. Step 5: Solve for x
    x = 21,994,592.91/7,019.60
  6. Step 6: Final answer
    x = 3,133.31

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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.