Home / 2,087.57-2,884.61-1,497.08

Finding the Fourth Proportional to 2,087.57, 2,884.61 and 1,497.08

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Solution

The fourth proportional to 2,087.57, 2,884.61 and 1,497.08 is: 2,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087.57 : 2,884.61 = 1,497.08 : x
  2. Step 2: Convert to fraction form
    2,087.57/2,884.61 = 1,497.08/x
  3. Step 3: Cross multiply
    2,087.57x = 2,884.61 × 1,497.08
  4. Step 4: Simplify right side
    2,087.57x = 4,318,502.89
  5. Step 5: Solve for x
    x = 4,318,502.89/2,087.57
  6. Step 6: Final answer
    x = 2,068.67

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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.