Home / 5,208.33-7,810.47-1,875.69

Finding the Fourth Proportional to 5,208.33, 7,810.47 and 1,875.69

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Solution

The fourth proportional to 5,208.33, 7,810.47 and 1,875.69 is: 2,812.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.33 : 7,810.47 = 1,875.69 : x
  2. Step 2: Convert to fraction form
    5,208.33/7,810.47 = 1,875.69/x
  3. Step 3: Cross multiply
    5,208.33x = 7,810.47 × 1,875.69
  4. Step 4: Simplify right side
    5,208.33x = 14,650,020.47
  5. Step 5: Solve for x
    x = 14,650,020.47/5,208.33
  6. Step 6: Final answer
    x = 2,812.81

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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.