Home / 5,384.56-7,434.84-4,341.28

Finding the Fourth Proportional to 5,384.56, 7,434.84 and 4,341.28

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Solution

The fourth proportional to 5,384.56, 7,434.84 and 4,341.28 is: 5,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.56 : 7,434.84 = 4,341.28 : x
  2. Step 2: Convert to fraction form
    5,384.56/7,434.84 = 4,341.28/x
  3. Step 3: Cross multiply
    5,384.56x = 7,434.84 × 4,341.28
  4. Step 4: Simplify right side
    5,384.56x = 32,276,722.20
  5. Step 5: Solve for x
    x = 32,276,722.20/5,384.56
  6. Step 6: Final answer
    x = 5,994.31

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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.