Home / 6,985.08-10,525.68-5,779.58

Finding the Fourth Proportional to 6,985.08, 10,525.68 and 5,779.58

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Solution

The fourth proportional to 6,985.08, 10,525.68 and 5,779.58 is: 8,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.08 : 10,525.68 = 5,779.58 : x
  2. Step 2: Convert to fraction form
    6,985.08/10,525.68 = 5,779.58/x
  3. Step 3: Cross multiply
    6,985.08x = 10,525.68 × 5,779.58
  4. Step 4: Simplify right side
    6,985.08x = 60,833,956.99
  5. Step 5: Solve for x
    x = 60,833,956.99/6,985.08
  6. Step 6: Final answer
    x = 8,709.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.