Home / 2,925.54-4,038.08-1,730.94

Finding the Fourth Proportional to 2,925.54, 4,038.08 and 1,730.94

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Solution

The fourth proportional to 2,925.54, 4,038.08 and 1,730.94 is: 2,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.54 : 4,038.08 = 1,730.94 : x
  2. Step 2: Convert to fraction form
    2,925.54/4,038.08 = 1,730.94/x
  3. Step 3: Cross multiply
    2,925.54x = 4,038.08 × 1,730.94
  4. Step 4: Simplify right side
    2,925.54x = 6,989,680.68
  5. Step 5: Solve for x
    x = 6,989,680.68/2,925.54
  6. Step 6: Final answer
    x = 2,389.19

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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.