Home / 2,925.17-4,036.72-1,648.94

Finding the Fourth Proportional to 2,925.17, 4,036.72 and 1,648.94

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Solution

The fourth proportional to 2,925.17, 4,036.72 and 1,648.94 is: 2,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.17 : 4,036.72 = 1,648.94 : x
  2. Step 2: Convert to fraction form
    2,925.17/4,036.72 = 1,648.94/x
  3. Step 3: Cross multiply
    2,925.17x = 4,036.72 × 1,648.94
  4. Step 4: Simplify right side
    2,925.17x = 6,656,315.05
  5. Step 5: Solve for x
    x = 6,656,315.05/2,925.17
  6. Step 6: Final answer
    x = 2,275.53

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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.