Home / 6,306.12-8,683.14-5,587.68

Finding the Fourth Proportional to 6,306.12, 8,683.14 and 5,587.68

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Solution

The fourth proportional to 6,306.12, 8,683.14 and 5,587.68 is: 7,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.12 : 8,683.14 = 5,587.68 : x
  2. Step 2: Convert to fraction form
    6,306.12/8,683.14 = 5,587.68/x
  3. Step 3: Cross multiply
    6,306.12x = 8,683.14 × 5,587.68
  4. Step 4: Simplify right side
    6,306.12x = 48,518,607.72
  5. Step 5: Solve for x
    x = 48,518,607.72/6,306.12
  6. Step 6: Final answer
    x = 7,693.89

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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.