Home / 5,275.73-7,280.58-3,038.01

Finding the Fourth Proportional to 5,275.73, 7,280.58 and 3,038.01

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Solution

The fourth proportional to 5,275.73, 7,280.58 and 3,038.01 is: 4,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.73 : 7,280.58 = 3,038.01 : x
  2. Step 2: Convert to fraction form
    5,275.73/7,280.58 = 3,038.01/x
  3. Step 3: Cross multiply
    5,275.73x = 7,280.58 × 3,038.01
  4. Step 4: Simplify right side
    5,275.73x = 22,118,458.94
  5. Step 5: Solve for x
    x = 22,118,458.94/5,275.73
  6. Step 6: Final answer
    x = 4,192.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.