Home / 7,132.17-10,693.70-2,975.05

Finding the Fourth Proportional to 7,132.17, 10,693.70 and 2,975.05

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Solution

The fourth proportional to 7,132.17, 10,693.70 and 2,975.05 is: 4,460.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.17 : 10,693.70 = 2,975.05 : x
  2. Step 2: Convert to fraction form
    7,132.17/10,693.70 = 2,975.05/x
  3. Step 3: Cross multiply
    7,132.17x = 10,693.70 × 2,975.05
  4. Step 4: Simplify right side
    7,132.17x = 31,814,292.19
  5. Step 5: Solve for x
    x = 31,814,292.19/7,132.17
  6. Step 6: Final answer
    x = 4,460.67

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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.