Home / 7,332.28-10,999.88-2,715.64

Finding the Fourth Proportional to 7,332.28, 10,999.88 and 2,715.64

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Solution

The fourth proportional to 7,332.28, 10,999.88 and 2,715.64 is: 4,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.28 : 10,999.88 = 2,715.64 : x
  2. Step 2: Convert to fraction form
    7,332.28/10,999.88 = 2,715.64/x
  3. Step 3: Cross multiply
    7,332.28x = 10,999.88 × 2,715.64
  4. Step 4: Simplify right side
    7,332.28x = 29,871,714.12
  5. Step 5: Solve for x
    x = 29,871,714.12/7,332.28
  6. Step 6: Final answer
    x = 4,074.00

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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.