Home / 9,432.63-13,009.50-6,075.72

Finding the Fourth Proportional to 9,432.63, 13,009.50 and 6,075.72

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Solution

The fourth proportional to 9,432.63, 13,009.50 and 6,075.72 is: 8,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.63 : 13,009.50 = 6,075.72 : x
  2. Step 2: Convert to fraction form
    9,432.63/13,009.50 = 6,075.72/x
  3. Step 3: Cross multiply
    9,432.63x = 13,009.50 × 6,075.72
  4. Step 4: Simplify right side
    9,432.63x = 79,042,079.34
  5. Step 5: Solve for x
    x = 79,042,079.34/9,432.63
  6. Step 6: Final answer
    x = 8,379.64

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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.