Home / 11,621.64-16,038.45-6,586.83

Finding the Fourth Proportional to 11,621.64, 16,038.45 and 6,586.83

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Solution

The fourth proportional to 11,621.64, 16,038.45 and 6,586.83 is: 9,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.64 : 16,038.45 = 6,586.83 : x
  2. Step 2: Convert to fraction form
    11,621.64/16,038.45 = 6,586.83/x
  3. Step 3: Cross multiply
    11,621.64x = 16,038.45 × 6,586.83
  4. Step 4: Simplify right side
    11,621.64x = 105,642,543.61
  5. Step 5: Solve for x
    x = 105,642,543.61/11,621.64
  6. Step 6: Final answer
    x = 9,090.16

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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.