Home / 10,056.84-15,085.80-4,213.68

Finding the Fourth Proportional to 10,056.84, 15,085.80 and 4,213.68

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Solution

The fourth proportional to 10,056.84, 15,085.80 and 4,213.68 is: 6,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.84 : 15,085.80 = 4,213.68 : x
  2. Step 2: Convert to fraction form
    10,056.84/15,085.80 = 4,213.68/x
  3. Step 3: Cross multiply
    10,056.84x = 15,085.80 × 4,213.68
  4. Step 4: Simplify right side
    10,056.84x = 63,566,733.74
  5. Step 5: Solve for x
    x = 63,566,733.74/10,056.84
  6. Step 6: Final answer
    x = 6,320.75

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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.