Home / 4,088.96-6,130.36-1,455.92

Finding the Fourth Proportional to 4,088.96, 6,130.36 and 1,455.92

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Solution

The fourth proportional to 4,088.96, 6,130.36 and 1,455.92 is: 2,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.96 : 6,130.36 = 1,455.92 : x
  2. Step 2: Convert to fraction form
    4,088.96/6,130.36 = 1,455.92/x
  3. Step 3: Cross multiply
    4,088.96x = 6,130.36 × 1,455.92
  4. Step 4: Simplify right side
    4,088.96x = 8,925,313.73
  5. Step 5: Solve for x
    x = 8,925,313.73/4,088.96
  6. Step 6: Final answer
    x = 2,182.78

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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.