Home / 3,925.60-5,888.40-1,152.16

Finding the Fourth Proportional to 3,925.60, 5,888.40 and 1,152.16

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Solution

The fourth proportional to 3,925.60, 5,888.40 and 1,152.16 is: 1,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.60 : 5,888.40 = 1,152.16 : x
  2. Step 2: Convert to fraction form
    3,925.60/5,888.40 = 1,152.16/x
  3. Step 3: Cross multiply
    3,925.60x = 5,888.40 × 1,152.16
  4. Step 4: Simplify right side
    3,925.60x = 6,784,378.94
  5. Step 5: Solve for x
    x = 6,784,378.94/3,925.60
  6. Step 6: Final answer
    x = 1,728.24

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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.