Home / 5,480.71-7,547.47-4,762.58

Finding the Fourth Proportional to 5,480.71, 7,547.47 and 4,762.58

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Solution

The fourth proportional to 5,480.71, 7,547.47 and 4,762.58 is: 6,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.71 : 7,547.47 = 4,762.58 : x
  2. Step 2: Convert to fraction form
    5,480.71/7,547.47 = 4,762.58/x
  3. Step 3: Cross multiply
    5,480.71x = 7,547.47 × 4,762.58
  4. Step 4: Simplify right side
    5,480.71x = 35,945,380.03
  5. Step 5: Solve for x
    x = 35,945,380.03/5,480.71
  6. Step 6: Final answer
    x = 6,558.53

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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.