Home / 10,779.32-14,875.30-6,063.60

Finding the Fourth Proportional to 10,779.32, 14,875.30 and 6,063.60

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Solution

The fourth proportional to 10,779.32, 14,875.30 and 6,063.60 is: 8,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.32 : 14,875.30 = 6,063.60 : x
  2. Step 2: Convert to fraction form
    10,779.32/14,875.30 = 6,063.60/x
  3. Step 3: Cross multiply
    10,779.32x = 14,875.30 × 6,063.60
  4. Step 4: Simplify right side
    10,779.32x = 90,197,853.92
  5. Step 5: Solve for x
    x = 90,197,853.92/10,779.32
  6. Step 6: Final answer
    x = 8,367.67

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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.