Home / 6,513.29-9,769.53-2,812.93

Finding the Fourth Proportional to 6,513.29, 9,769.53 and 2,812.93

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Solution

The fourth proportional to 6,513.29, 9,769.53 and 2,812.93 is: 4,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.29 : 9,769.53 = 2,812.93 : x
  2. Step 2: Convert to fraction form
    6,513.29/9,769.53 = 2,812.93/x
  3. Step 3: Cross multiply
    6,513.29x = 9,769.53 × 2,812.93
  4. Step 4: Simplify right side
    6,513.29x = 27,480,955.18
  5. Step 5: Solve for x
    x = 27,480,955.18/6,513.29
  6. Step 6: Final answer
    x = 4,219.21

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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.