Home / 5,312.16-7,330.86-2,954.36

Finding the Fourth Proportional to 5,312.16, 7,330.86 and 2,954.36

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Solution

The fourth proportional to 5,312.16, 7,330.86 and 2,954.36 is: 4,077.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.16 : 7,330.86 = 2,954.36 : x
  2. Step 2: Convert to fraction form
    5,312.16/7,330.86 = 2,954.36/x
  3. Step 3: Cross multiply
    5,312.16x = 7,330.86 × 2,954.36
  4. Step 4: Simplify right side
    5,312.16x = 21,657,999.55
  5. Step 5: Solve for x
    x = 21,657,999.55/5,312.16
  6. Step 6: Final answer
    x = 4,077.06

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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.