Home / 3,030.16-4,543.80-1,731.28

Finding the Fourth Proportional to 3,030.16, 4,543.80 and 1,731.28

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Solution

The fourth proportional to 3,030.16, 4,543.80 and 1,731.28 is: 2,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.16 : 4,543.80 = 1,731.28 : x
  2. Step 2: Convert to fraction form
    3,030.16/4,543.80 = 1,731.28/x
  3. Step 3: Cross multiply
    3,030.16x = 4,543.80 × 1,731.28
  4. Step 4: Simplify right side
    3,030.16x = 7,866,590.06
  5. Step 5: Solve for x
    x = 7,866,590.06/3,030.16
  6. Step 6: Final answer
    x = 2,596.10

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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.