Home / 5,363.99-8,045.61-1,665.92

Finding the Fourth Proportional to 5,363.99, 8,045.61 and 1,665.92

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Solution

The fourth proportional to 5,363.99, 8,045.61 and 1,665.92 is: 2,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.99 : 8,045.61 = 1,665.92 : x
  2. Step 2: Convert to fraction form
    5,363.99/8,045.61 = 1,665.92/x
  3. Step 3: Cross multiply
    5,363.99x = 8,045.61 × 1,665.92
  4. Step 4: Simplify right side
    5,363.99x = 13,403,342.61
  5. Step 5: Solve for x
    x = 13,403,342.61/5,363.99
  6. Step 6: Final answer
    x = 2,498.76

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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.