Home / 2,925.06-4,368.92-2,646.99

Finding the Fourth Proportional to 2,925.06, 4,368.92 and 2,646.99

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Solution

The fourth proportional to 2,925.06, 4,368.92 and 2,646.99 is: 3,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.06 : 4,368.92 = 2,646.99 : x
  2. Step 2: Convert to fraction form
    2,925.06/4,368.92 = 2,646.99/x
  3. Step 3: Cross multiply
    2,925.06x = 4,368.92 × 2,646.99
  4. Step 4: Simplify right side
    2,925.06x = 11,564,487.55
  5. Step 5: Solve for x
    x = 11,564,487.55/2,925.06
  6. Step 6: Final answer
    x = 3,953.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.