Home / 7,749.18-10,690.11-4,603.14

Finding the Fourth Proportional to 7,749.18, 10,690.11 and 4,603.14

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Solution

The fourth proportional to 7,749.18, 10,690.11 and 4,603.14 is: 6,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.18 : 10,690.11 = 4,603.14 : x
  2. Step 2: Convert to fraction form
    7,749.18/10,690.11 = 4,603.14/x
  3. Step 3: Cross multiply
    7,749.18x = 10,690.11 × 4,603.14
  4. Step 4: Simplify right side
    7,749.18x = 49,208,072.95
  5. Step 5: Solve for x
    x = 49,208,072.95/7,749.18
  6. Step 6: Final answer
    x = 6,350.10

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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.