Home / 3,652.58-5,037.25-3,123.45

Finding the Fourth Proportional to 3,652.58, 5,037.25 and 3,123.45

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Solution

The fourth proportional to 3,652.58, 5,037.25 and 3,123.45 is: 4,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.58 : 5,037.25 = 3,123.45 : x
  2. Step 2: Convert to fraction form
    3,652.58/5,037.25 = 3,123.45/x
  3. Step 3: Cross multiply
    3,652.58x = 5,037.25 × 3,123.45
  4. Step 4: Simplify right side
    3,652.58x = 15,733,598.51
  5. Step 5: Solve for x
    x = 15,733,598.51/3,652.58
  6. Step 6: Final answer
    x = 4,307.53

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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.