Home / 13,060.53-19,590.86-6,485.18

Finding the Fourth Proportional to 13,060.53, 19,590.86 and 6,485.18

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Solution

The fourth proportional to 13,060.53, 19,590.86 and 6,485.18 is: 9,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060.53 : 19,590.86 = 6,485.18 : x
  2. Step 2: Convert to fraction form
    13,060.53/19,590.86 = 6,485.18/x
  3. Step 3: Cross multiply
    13,060.53x = 19,590.86 × 6,485.18
  4. Step 4: Simplify right side
    13,060.53x = 127,050,171.71
  5. Step 5: Solve for x
    x = 127,050,171.71/13,060.53
  6. Step 6: Final answer
    x = 9,727.80

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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.