Home / 6,769.90-10,154.95-2,387.40

Finding the Fourth Proportional to 6,769.90, 10,154.95 and 2,387.40

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Solution

The fourth proportional to 6,769.90, 10,154.95 and 2,387.40 is: 3,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.90 : 10,154.95 = 2,387.40 : x
  2. Step 2: Convert to fraction form
    6,769.90/10,154.95 = 2,387.40/x
  3. Step 3: Cross multiply
    6,769.90x = 10,154.95 × 2,387.40
  4. Step 4: Simplify right side
    6,769.90x = 24,243,927.63
  5. Step 5: Solve for x
    x = 24,243,927.63/6,769.90
  6. Step 6: Final answer
    x = 3,581.14

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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.