Home / 8,482.93-11,701.55-5,290.69

Finding the Fourth Proportional to 8,482.93, 11,701.55 and 5,290.69

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Solution

The fourth proportional to 8,482.93, 11,701.55 and 5,290.69 is: 7,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482.93 : 11,701.55 = 5,290.69 : x
  2. Step 2: Convert to fraction form
    8,482.93/11,701.55 = 5,290.69/x
  3. Step 3: Cross multiply
    8,482.93x = 11,701.55 × 5,290.69
  4. Step 4: Simplify right side
    8,482.93x = 61,909,188.61
  5. Step 5: Solve for x
    x = 61,909,188.61/8,482.93
  6. Step 6: Final answer
    x = 7,298.09

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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.