Home / 3,038.47-4,557.56-3,005.53

Finding the Fourth Proportional to 3,038.47, 4,557.56 and 3,005.53

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Solution

The fourth proportional to 3,038.47, 4,557.56 and 3,005.53 is: 4,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.47 : 4,557.56 = 3,005.53 : x
  2. Step 2: Convert to fraction form
    3,038.47/4,557.56 = 3,005.53/x
  3. Step 3: Cross multiply
    3,038.47x = 4,557.56 × 3,005.53
  4. Step 4: Simplify right side
    3,038.47x = 13,697,883.31
  5. Step 5: Solve for x
    x = 13,697,883.31/3,038.47
  6. Step 6: Final answer
    x = 4,508.15

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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.