Home / 10,280.10-15,413.40-4,036.35

Finding the Fourth Proportional to 10,280.10, 15,413.40 and 4,036.35

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Solution

The fourth proportional to 10,280.10, 15,413.40 and 4,036.35 is: 6,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.10 : 15,413.40 = 4,036.35 : x
  2. Step 2: Convert to fraction form
    10,280.10/15,413.40 = 4,036.35/x
  3. Step 3: Cross multiply
    10,280.10x = 15,413.40 × 4,036.35
  4. Step 4: Simplify right side
    10,280.10x = 62,213,877.09
  5. Step 5: Solve for x
    x = 62,213,877.09/10,280.10
  6. Step 6: Final answer
    x = 6,051.87

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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.