Home / 7,392.14-10,197.93-4,871.02

Finding the Fourth Proportional to 7,392.14, 10,197.93 and 4,871.02

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Solution

The fourth proportional to 7,392.14, 10,197.93 and 4,871.02 is: 6,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.14 : 10,197.93 = 4,871.02 : x
  2. Step 2: Convert to fraction form
    7,392.14/10,197.93 = 4,871.02/x
  3. Step 3: Cross multiply
    7,392.14x = 10,197.93 × 4,871.02
  4. Step 4: Simplify right side
    7,392.14x = 49,674,320.99
  5. Step 5: Solve for x
    x = 49,674,320.99/7,392.14
  6. Step 6: Final answer
    x = 6,719.88

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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.