Home / 2,545.65-3,513.48-1,483.64

Finding the Fourth Proportional to 2,545.65, 3,513.48 and 1,483.64

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Solution

The fourth proportional to 2,545.65, 3,513.48 and 1,483.64 is: 2,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.65 : 3,513.48 = 1,483.64 : x
  2. Step 2: Convert to fraction form
    2,545.65/3,513.48 = 1,483.64/x
  3. Step 3: Cross multiply
    2,545.65x = 3,513.48 × 1,483.64
  4. Step 4: Simplify right side
    2,545.65x = 5,212,739.39
  5. Step 5: Solve for x
    x = 5,212,739.39/2,545.65
  6. Step 6: Final answer
    x = 2,047.70

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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.