Home / 8,360.55-12,539.81-4,852.47

Finding the Fourth Proportional to 8,360.55, 12,539.81 and 4,852.47

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Solution

The fourth proportional to 8,360.55, 12,539.81 and 4,852.47 is: 7,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.55 : 12,539.81 = 4,852.47 : x
  2. Step 2: Convert to fraction form
    8,360.55/12,539.81 = 4,852.47/x
  3. Step 3: Cross multiply
    8,360.55x = 12,539.81 × 4,852.47
  4. Step 4: Simplify right side
    8,360.55x = 60,849,011.89
  5. Step 5: Solve for x
    x = 60,849,011.89/8,360.55
  6. Step 6: Final answer
    x = 7,278.11

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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.