Home / 2,925.77-4,037.56-1,731.58

Finding the Fourth Proportional to 2,925.77, 4,037.56 and 1,731.58

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Solution

The fourth proportional to 2,925.77, 4,037.56 and 1,731.58 is: 2,389.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.77 : 4,037.56 = 1,731.58 : x
  2. Step 2: Convert to fraction form
    2,925.77/4,037.56 = 1,731.58/x
  3. Step 3: Cross multiply
    2,925.77x = 4,037.56 × 1,731.58
  4. Step 4: Simplify right side
    2,925.77x = 6,991,343.72
  5. Step 5: Solve for x
    x = 6,991,343.72/2,925.77
  6. Step 6: Final answer
    x = 2,389.58

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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.