Home / 7,923.26-10,931.95-4,735.15

Finding the Fourth Proportional to 7,923.26, 10,931.95 and 4,735.15

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Solution

The fourth proportional to 7,923.26, 10,931.95 and 4,735.15 is: 6,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.26 : 10,931.95 = 4,735.15 : x
  2. Step 2: Convert to fraction form
    7,923.26/10,931.95 = 4,735.15/x
  3. Step 3: Cross multiply
    7,923.26x = 10,931.95 × 4,735.15
  4. Step 4: Simplify right side
    7,923.26x = 51,764,423.04
  5. Step 5: Solve for x
    x = 51,764,423.04/7,923.26
  6. Step 6: Final answer
    x = 6,533.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.