Home / 10,779.72-14,875.08-6,063.36

Finding the Fourth Proportional to 10,779.72, 14,875.08 and 6,063.36

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Solution

The fourth proportional to 10,779.72, 14,875.08 and 6,063.36 is: 8,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.72 : 14,875.08 = 6,063.36 : x
  2. Step 2: Convert to fraction form
    10,779.72/14,875.08 = 6,063.36/x
  3. Step 3: Cross multiply
    10,779.72x = 14,875.08 × 6,063.36
  4. Step 4: Simplify right side
    10,779.72x = 90,192,965.07
  5. Step 5: Solve for x
    x = 90,192,965.07/10,779.72
  6. Step 6: Final answer
    x = 8,366.91

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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.