Home / 10,479.58-15,719.37-6,586.72

Finding the Fourth Proportional to 10,479.58, 15,719.37 and 6,586.72

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Solution

The fourth proportional to 10,479.58, 15,719.37 and 6,586.72 is: 9,880.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.58 : 15,719.37 = 6,586.72 : x
  2. Step 2: Convert to fraction form
    10,479.58/15,719.37 = 6,586.72/x
  3. Step 3: Cross multiply
    10,479.58x = 15,719.37 × 6,586.72
  4. Step 4: Simplify right side
    10,479.58x = 103,539,088.77
  5. Step 5: Solve for x
    x = 103,539,088.77/10,479.58
  6. Step 6: Final answer
    x = 9,880.08

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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.