Home / 6,309.86-9,464.43-1,692.50

Finding the Fourth Proportional to 6,309.86, 9,464.43 and 1,692.50

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Solution

The fourth proportional to 6,309.86, 9,464.43 and 1,692.50 is: 2,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.86 : 9,464.43 = 1,692.50 : x
  2. Step 2: Convert to fraction form
    6,309.86/9,464.43 = 1,692.50/x
  3. Step 3: Cross multiply
    6,309.86x = 9,464.43 × 1,692.50
  4. Step 4: Simplify right side
    6,309.86x = 16,018,547.78
  5. Step 5: Solve for x
    x = 16,018,547.78/6,309.86
  6. Step 6: Final answer
    x = 2,538.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.