Home / 4,374.16-6,561.06-1,087.18

Finding the Fourth Proportional to 4,374.16, 6,561.06 and 1,087.18

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Solution

The fourth proportional to 4,374.16, 6,561.06 and 1,087.18 is: 1,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.16 : 6,561.06 = 1,087.18 : x
  2. Step 2: Convert to fraction form
    4,374.16/6,561.06 = 1,087.18/x
  3. Step 3: Cross multiply
    4,374.16x = 6,561.06 × 1,087.18
  4. Step 4: Simplify right side
    4,374.16x = 7,133,053.21
  5. Step 5: Solve for x
    x = 7,133,053.21/4,374.16
  6. Step 6: Final answer
    x = 1,630.73

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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.