Home / 8,470.08-11,688.23-4,692.94

Finding the Fourth Proportional to 8,470.08, 11,688.23 and 4,692.94

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Solution

The fourth proportional to 8,470.08, 11,688.23 and 4,692.94 is: 6,475.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470.08 : 11,688.23 = 4,692.94 : x
  2. Step 2: Convert to fraction form
    8,470.08/11,688.23 = 4,692.94/x
  3. Step 3: Cross multiply
    8,470.08x = 11,688.23 × 4,692.94
  4. Step 4: Simplify right side
    8,470.08x = 54,852,162.10
  5. Step 5: Solve for x
    x = 54,852,162.10/8,470.08
  6. Step 6: Final answer
    x = 6,475.99

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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.