Home / 5,746.56-7,929.27-3,389.46

Finding the Fourth Proportional to 5,746.56, 7,929.27 and 3,389.46

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Solution

The fourth proportional to 5,746.56, 7,929.27 and 3,389.46 is: 4,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.56 : 7,929.27 = 3,389.46 : x
  2. Step 2: Convert to fraction form
    5,746.56/7,929.27 = 3,389.46/x
  3. Step 3: Cross multiply
    5,746.56x = 7,929.27 × 3,389.46
  4. Step 4: Simplify right side
    5,746.56x = 26,875,943.49
  5. Step 5: Solve for x
    x = 26,875,943.49/5,746.56
  6. Step 6: Final answer
    x = 4,676.88

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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.