Home / 7,659.28-10,573.84-5,154.56

Finding the Fourth Proportional to 7,659.28, 10,573.84 and 5,154.56

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Solution

The fourth proportional to 7,659.28, 10,573.84 and 5,154.56 is: 7,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.28 : 10,573.84 = 5,154.56 : x
  2. Step 2: Convert to fraction form
    7,659.28/10,573.84 = 5,154.56/x
  3. Step 3: Cross multiply
    7,659.28x = 10,573.84 × 5,154.56
  4. Step 4: Simplify right side
    7,659.28x = 54,503,492.71
  5. Step 5: Solve for x
    x = 54,503,492.71/7,659.28
  6. Step 6: Final answer
    x = 7,116.01

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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.