Home / 3,030.60-4,547.28-1,469.76

Finding the Fourth Proportional to 3,030.60, 4,547.28 and 1,469.76

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Solution

The fourth proportional to 3,030.60, 4,547.28 and 1,469.76 is: 2,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.60 : 4,547.28 = 1,469.76 : x
  2. Step 2: Convert to fraction form
    3,030.60/4,547.28 = 1,469.76/x
  3. Step 3: Cross multiply
    3,030.60x = 4,547.28 × 1,469.76
  4. Step 4: Simplify right side
    3,030.60x = 6,683,410.25
  5. Step 5: Solve for x
    x = 6,683,410.25/3,030.60
  6. Step 6: Final answer
    x = 2,205.31

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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.