Home / 9,779.04-13,494.87-5,302.62

Finding the Fourth Proportional to 9,779.04, 13,494.87 and 5,302.62

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Solution

The fourth proportional to 9,779.04, 13,494.87 and 5,302.62 is: 7,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779.04 : 13,494.87 = 5,302.62 : x
  2. Step 2: Convert to fraction form
    9,779.04/13,494.87 = 5,302.62/x
  3. Step 3: Cross multiply
    9,779.04x = 13,494.87 × 5,302.62
  4. Step 4: Simplify right side
    9,779.04x = 71,558,167.56
  5. Step 5: Solve for x
    x = 71,558,167.56/9,779.04
  6. Step 6: Final answer
    x = 7,317.50

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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.