Home / 7,603.28-11,390.94-4,484.98

Finding the Fourth Proportional to 7,603.28, 11,390.94 and 4,484.98

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Solution

The fourth proportional to 7,603.28, 11,390.94 and 4,484.98 is: 6,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.28 : 11,390.94 = 4,484.98 : x
  2. Step 2: Convert to fraction form
    7,603.28/11,390.94 = 4,484.98/x
  3. Step 3: Cross multiply
    7,603.28x = 11,390.94 × 4,484.98
  4. Step 4: Simplify right side
    7,603.28x = 51,088,109.60
  5. Step 5: Solve for x
    x = 51,088,109.60/7,603.28
  6. Step 6: Final answer
    x = 6,719.22

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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.