Home / 2,154.37-3,232.13-904.76

Finding the Fourth Proportional to 2,154.37, 3,232.13 and 904.76

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Solution

The fourth proportional to 2,154.37, 3,232.13 and 904.76 is: 1,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.37 : 3,232.13 = 904.76 : x
  2. Step 2: Convert to fraction form
    2,154.37/3,232.13 = 904.76/x
  3. Step 3: Cross multiply
    2,154.37x = 3,232.13 × 904.76
  4. Step 4: Simplify right side
    2,154.37x = 2,924,312.24
  5. Step 5: Solve for x
    x = 2,924,312.24/2,154.37
  6. Step 6: Final answer
    x = 1,357.39

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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.