Home / 4,430.16-6,645.17-1,142.98

Finding the Fourth Proportional to 4,430.16, 6,645.17 and 1,142.98

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Solution

The fourth proportional to 4,430.16, 6,645.17 and 1,142.98 is: 1,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.16 : 6,645.17 = 1,142.98 : x
  2. Step 2: Convert to fraction form
    4,430.16/6,645.17 = 1,142.98/x
  3. Step 3: Cross multiply
    4,430.16x = 6,645.17 × 1,142.98
  4. Step 4: Simplify right side
    4,430.16x = 7,595,282.65
  5. Step 5: Solve for x
    x = 7,595,282.65/4,430.16
  6. Step 6: Final answer
    x = 1,714.45

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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.