Home / 7,487.84-10,330.93-4,504.61

Finding the Fourth Proportional to 7,487.84, 10,330.93 and 4,504.61

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Solution

The fourth proportional to 7,487.84, 10,330.93 and 4,504.61 is: 6,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.84 : 10,330.93 = 4,504.61 : x
  2. Step 2: Convert to fraction form
    7,487.84/10,330.93 = 4,504.61/x
  3. Step 3: Cross multiply
    7,487.84x = 10,330.93 × 4,504.61
  4. Step 4: Simplify right side
    7,487.84x = 46,536,810.59
  5. Step 5: Solve for x
    x = 46,536,810.59/7,487.84
  6. Step 6: Final answer
    x = 6,214.98

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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.