Home / 5,283.60-7,291.65-2,925.75

Finding the Fourth Proportional to 5,283.60, 7,291.65 and 2,925.75

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Solution

The fourth proportional to 5,283.60, 7,291.65 and 2,925.75 is: 4,037.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.60 : 7,291.65 = 2,925.75 : x
  2. Step 2: Convert to fraction form
    5,283.60/7,291.65 = 2,925.75/x
  3. Step 3: Cross multiply
    5,283.60x = 7,291.65 × 2,925.75
  4. Step 4: Simplify right side
    5,283.60x = 21,333,544.99
  5. Step 5: Solve for x
    x = 21,333,544.99/5,283.60
  6. Step 6: Final answer
    x = 4,037.69

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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.