Home / 2,965.36-4,445.88-1,926.40

Finding the Fourth Proportional to 2,965.36, 4,445.88 and 1,926.40

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Solution

The fourth proportional to 2,965.36, 4,445.88 and 1,926.40 is: 2,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.36 : 4,445.88 = 1,926.40 : x
  2. Step 2: Convert to fraction form
    2,965.36/4,445.88 = 1,926.40/x
  3. Step 3: Cross multiply
    2,965.36x = 4,445.88 × 1,926.40
  4. Step 4: Simplify right side
    2,965.36x = 8,564,543.23
  5. Step 5: Solve for x
    x = 8,564,543.23/2,965.36
  6. Step 6: Final answer
    x = 2,888.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.