Home / 2,925.11-4,037.99-1,864.34

Finding the Fourth Proportional to 2,925.11, 4,037.99 and 1,864.34

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Solution

The fourth proportional to 2,925.11, 4,037.99 and 1,864.34 is: 2,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.11 : 4,037.99 = 1,864.34 : x
  2. Step 2: Convert to fraction form
    2,925.11/4,037.99 = 1,864.34/x
  3. Step 3: Cross multiply
    2,925.11x = 4,037.99 × 1,864.34
  4. Step 4: Simplify right side
    2,925.11x = 7,528,156.76
  5. Step 5: Solve for x
    x = 7,528,156.76/2,925.11
  6. Step 6: Final answer
    x = 2,573.63

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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.