Home / 7,507.40-11,274.08-4,602.76

Finding the Fourth Proportional to 7,507.40, 11,274.08 and 4,602.76

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Solution

The fourth proportional to 7,507.40, 11,274.08 and 4,602.76 is: 6,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.40 : 11,274.08 = 4,602.76 : x
  2. Step 2: Convert to fraction form
    7,507.40/11,274.08 = 4,602.76/x
  3. Step 3: Cross multiply
    7,507.40x = 11,274.08 × 4,602.76
  4. Step 4: Simplify right side
    7,507.40x = 51,891,884.46
  5. Step 5: Solve for x
    x = 51,891,884.46/7,507.40
  6. Step 6: Final answer
    x = 6,912.10

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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.