Home / 2,302.65-3,177.68-1,358.45

Finding the Fourth Proportional to 2,302.65, 3,177.68 and 1,358.45

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Solution

The fourth proportional to 2,302.65, 3,177.68 and 1,358.45 is: 1,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.65 : 3,177.68 = 1,358.45 : x
  2. Step 2: Convert to fraction form
    2,302.65/3,177.68 = 1,358.45/x
  3. Step 3: Cross multiply
    2,302.65x = 3,177.68 × 1,358.45
  4. Step 4: Simplify right side
    2,302.65x = 4,316,707.34
  5. Step 5: Solve for x
    x = 4,316,707.34/2,302.65
  6. Step 6: Final answer
    x = 1,874.67

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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.