Home / 9,962.83-13,748.55-6,977.56

Finding the Fourth Proportional to 9,962.83, 13,748.55 and 6,977.56

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Solution

The fourth proportional to 9,962.83, 13,748.55 and 6,977.56 is: 9,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.83 : 13,748.55 = 6,977.56 : x
  2. Step 2: Convert to fraction form
    9,962.83/13,748.55 = 6,977.56/x
  3. Step 3: Cross multiply
    9,962.83x = 13,748.55 × 6,977.56
  4. Step 4: Simplify right side
    9,962.83x = 95,931,332.54
  5. Step 5: Solve for x
    x = 95,931,332.54/9,962.83
  6. Step 6: Final answer
    x = 9,628.92

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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.