Home / 7,748.11-10,692.47-4,603.69

Finding the Fourth Proportional to 7,748.11, 10,692.47 and 4,603.69

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Solution

The fourth proportional to 7,748.11, 10,692.47 and 4,603.69 is: 6,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.11 : 10,692.47 = 4,603.69 : x
  2. Step 2: Convert to fraction form
    7,748.11/10,692.47 = 4,603.69/x
  3. Step 3: Cross multiply
    7,748.11x = 10,692.47 × 4,603.69
  4. Step 4: Simplify right side
    7,748.11x = 49,224,767.46
  5. Step 5: Solve for x
    x = 49,224,767.46/7,748.11
  6. Step 6: Final answer
    x = 6,353.13

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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.