Home / 7,649.04-10,555.44-4,292.08

Finding the Fourth Proportional to 7,649.04, 10,555.44 and 4,292.08

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Solution

The fourth proportional to 7,649.04, 10,555.44 and 4,292.08 is: 5,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.04 : 10,555.44 = 4,292.08 : x
  2. Step 2: Convert to fraction form
    7,649.04/10,555.44 = 4,292.08/x
  3. Step 3: Cross multiply
    7,649.04x = 10,555.44 × 4,292.08
  4. Step 4: Simplify right side
    7,649.04x = 45,304,792.92
  5. Step 5: Solve for x
    x = 45,304,792.92/7,649.04
  6. Step 6: Final answer
    x = 5,922.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.