Home / 10,808.63-14,915.91-5,840.63

Finding the Fourth Proportional to 10,808.63, 14,915.91 and 5,840.63

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Solution

The fourth proportional to 10,808.63, 14,915.91 and 5,840.63 is: 8,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.63 : 14,915.91 = 5,840.63 : x
  2. Step 2: Convert to fraction form
    10,808.63/14,915.91 = 5,840.63/x
  3. Step 3: Cross multiply
    10,808.63x = 14,915.91 × 5,840.63
  4. Step 4: Simplify right side
    10,808.63x = 87,118,236.84
  5. Step 5: Solve for x
    x = 87,118,236.84/10,808.63
  6. Step 6: Final answer
    x = 8,060.07

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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.