Home / 11,621.79-16,038.54-6,586.29

Finding the Fourth Proportional to 11,621.79, 16,038.54 and 6,586.29

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Solution

The fourth proportional to 11,621.79, 16,038.54 and 6,586.29 is: 9,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.79 : 16,038.54 = 6,586.29 : x
  2. Step 2: Convert to fraction form
    11,621.79/16,038.54 = 6,586.29/x
  3. Step 3: Cross multiply
    11,621.79x = 16,038.54 × 6,586.29
  4. Step 4: Simplify right side
    11,621.79x = 105,634,475.62
  5. Step 5: Solve for x
    x = 105,634,475.62/11,621.79
  6. Step 6: Final answer
    x = 9,089.35

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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.