Home / 5,113.71-7,670.61-1,650.96

Finding the Fourth Proportional to 5,113.71, 7,670.61 and 1,650.96

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Solution

The fourth proportional to 5,113.71, 7,670.61 and 1,650.96 is: 2,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.71 : 7,670.61 = 1,650.96 : x
  2. Step 2: Convert to fraction form
    5,113.71/7,670.61 = 1,650.96/x
  3. Step 3: Cross multiply
    5,113.71x = 7,670.61 × 1,650.96
  4. Step 4: Simplify right side
    5,113.71x = 12,663,870.29
  5. Step 5: Solve for x
    x = 12,663,870.29/5,113.71
  6. Step 6: Final answer
    x = 2,476.45

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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.