Home / 4,868.43-7,302.90-1,581.28

Finding the Fourth Proportional to 4,868.43, 7,302.90 and 1,581.28

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Solution

The fourth proportional to 4,868.43, 7,302.90 and 1,581.28 is: 2,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.43 : 7,302.90 = 1,581.28 : x
  2. Step 2: Convert to fraction form
    4,868.43/7,302.90 = 1,581.28/x
  3. Step 3: Cross multiply
    4,868.43x = 7,302.90 × 1,581.28
  4. Step 4: Simplify right side
    4,868.43x = 11,547,929.71
  5. Step 5: Solve for x
    x = 11,547,929.71/4,868.43
  6. Step 6: Final answer
    x = 2,372.00

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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.