Home / 4,347.16-6,519.36-1,424.80

Finding the Fourth Proportional to 4,347.16, 6,519.36 and 1,424.80

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Solution

The fourth proportional to 4,347.16, 6,519.36 and 1,424.80 is: 2,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.16 : 6,519.36 = 1,424.80 : x
  2. Step 2: Convert to fraction form
    4,347.16/6,519.36 = 1,424.80/x
  3. Step 3: Cross multiply
    4,347.16x = 6,519.36 × 1,424.80
  4. Step 4: Simplify right side
    4,347.16x = 9,288,784.13
  5. Step 5: Solve for x
    x = 9,288,784.13/4,347.16
  6. Step 6: Final answer
    x = 2,136.75

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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.