Home / 4,814.69-7,221.20-1,697.00

Finding the Fourth Proportional to 4,814.69, 7,221.20 and 1,697.00

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Solution

The fourth proportional to 4,814.69, 7,221.20 and 1,697.00 is: 2,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.69 : 7,221.20 = 1,697.00 : x
  2. Step 2: Convert to fraction form
    4,814.69/7,221.20 = 1,697.00/x
  3. Step 3: Cross multiply
    4,814.69x = 7,221.20 × 1,697.00
  4. Step 4: Simplify right side
    4,814.69x = 12,254,331.81
  5. Step 5: Solve for x
    x = 12,254,331.81/4,814.69
  6. Step 6: Final answer
    x = 2,545.20

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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.