Home / 4,677.93-7,015.44-1,557.21

Finding the Fourth Proportional to 4,677.93, 7,015.44 and 1,557.21

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Solution

The fourth proportional to 4,677.93, 7,015.44 and 1,557.21 is: 2,335.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.93 : 7,015.44 = 1,557.21 : x
  2. Step 2: Convert to fraction form
    4,677.93/7,015.44 = 1,557.21/x
  3. Step 3: Cross multiply
    4,677.93x = 7,015.44 × 1,557.21
  4. Step 4: Simplify right side
    4,677.93x = 10,924,470.46
  5. Step 5: Solve for x
    x = 10,924,470.46/4,677.93
  6. Step 6: Final answer
    x = 2,335.32

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1.5x scale

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.