Home / 8,935.88-12,332.21-4,957.76

Finding the Fourth Proportional to 8,935.88, 12,332.21 and 4,957.76

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Solution

The fourth proportional to 8,935.88, 12,332.21 and 4,957.76 is: 6,842.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.88 : 12,332.21 = 4,957.76 : x
  2. Step 2: Convert to fraction form
    8,935.88/12,332.21 = 4,957.76/x
  3. Step 3: Cross multiply
    8,935.88x = 12,332.21 × 4,957.76
  4. Step 4: Simplify right side
    8,935.88x = 61,140,051.00
  5. Step 5: Solve for x
    x = 61,140,051.00/8,935.88
  6. Step 6: Final answer
    x = 6,842.09

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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.