Home / 5,312.17-7,330.71-2,954.35

Finding the Fourth Proportional to 5,312.17, 7,330.71 and 2,954.35

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Solution

The fourth proportional to 5,312.17, 7,330.71 and 2,954.35 is: 4,076.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.17 : 7,330.71 = 2,954.35 : x
  2. Step 2: Convert to fraction form
    5,312.17/7,330.71 = 2,954.35/x
  3. Step 3: Cross multiply
    5,312.17x = 7,330.71 × 2,954.35
  4. Step 4: Simplify right side
    5,312.17x = 21,657,483.09
  5. Step 5: Solve for x
    x = 21,657,483.09/5,312.17
  6. Step 6: Final answer
    x = 4,076.96

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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.