Home / 8,413.18-11,607.64-4,875.71

Finding the Fourth Proportional to 8,413.18, 11,607.64 and 4,875.71

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Solution

The fourth proportional to 8,413.18, 11,607.64 and 4,875.71 is: 6,727.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.18 : 11,607.64 = 4,875.71 : x
  2. Step 2: Convert to fraction form
    8,413.18/11,607.64 = 4,875.71/x
  3. Step 3: Cross multiply
    8,413.18x = 11,607.64 × 4,875.71
  4. Step 4: Simplify right side
    8,413.18x = 56,595,416.20
  5. Step 5: Solve for x
    x = 56,595,416.20/8,413.18
  6. Step 6: Final answer
    x = 6,727.00

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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.