Home / 5,282.94-7,290.40-2,925.02

Finding the Fourth Proportional to 5,282.94, 7,290.40 and 2,925.02

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Solution

The fourth proportional to 5,282.94, 7,290.40 and 2,925.02 is: 4,036.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.94 : 7,290.40 = 2,925.02 : x
  2. Step 2: Convert to fraction form
    5,282.94/7,290.40 = 2,925.02/x
  3. Step 3: Cross multiply
    5,282.94x = 7,290.40 × 2,925.02
  4. Step 4: Simplify right side
    5,282.94x = 21,324,565.81
  5. Step 5: Solve for x
    x = 21,324,565.81/5,282.94
  6. Step 6: Final answer
    x = 4,036.50

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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.