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Finding the Fourth Proportional to 5,573.71, 8,360.90 and 1,875.63

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Solution

The fourth proportional to 5,573.71, 8,360.90 and 1,875.63 is: 2,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.71 : 8,360.90 = 1,875.63 : x
  2. Step 2: Convert to fraction form
    5,573.71/8,360.90 = 1,875.63/x
  3. Step 3: Cross multiply
    5,573.71x = 8,360.90 × 1,875.63
  4. Step 4: Simplify right side
    5,573.71x = 15,681,913.06
  5. Step 5: Solve for x
    x = 15,681,913.06/5,573.71
  6. Step 6: Final answer
    x = 2,813.55

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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.