Home / 9,509.51-14,271.28-4,511.90

Finding the Fourth Proportional to 9,509.51, 14,271.28 and 4,511.90

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Solution

The fourth proportional to 9,509.51, 14,271.28 and 4,511.90 is: 6,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509.51 : 14,271.28 = 4,511.90 : x
  2. Step 2: Convert to fraction form
    9,509.51/14,271.28 = 4,511.90/x
  3. Step 3: Cross multiply
    9,509.51x = 14,271.28 × 4,511.90
  4. Step 4: Simplify right side
    9,509.51x = 64,390,565.67
  5. Step 5: Solve for x
    x = 64,390,565.67/9,509.51
  6. Step 6: Final answer
    x = 6,771.18

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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.