Home / 4,470.90-6,701.48-1,870.80

Finding the Fourth Proportional to 4,470.90, 6,701.48 and 1,870.80

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Solution

The fourth proportional to 4,470.90, 6,701.48 and 1,870.80 is: 2,804.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.90 : 6,701.48 = 1,870.80 : x
  2. Step 2: Convert to fraction form
    4,470.90/6,701.48 = 1,870.80/x
  3. Step 3: Cross multiply
    4,470.90x = 6,701.48 × 1,870.80
  4. Step 4: Simplify right side
    4,470.90x = 12,537,128.78
  5. Step 5: Solve for x
    x = 12,537,128.78/4,470.90
  6. Step 6: Final answer
    x = 2,804.16

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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.