Home / 9,988.22-14,985.98-5,827.46

Finding the Fourth Proportional to 9,988.22, 14,985.98 and 5,827.46

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Solution

The fourth proportional to 9,988.22, 14,985.98 and 5,827.46 is: 8,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.22 : 14,985.98 = 5,827.46 : x
  2. Step 2: Convert to fraction form
    9,988.22/14,985.98 = 5,827.46/x
  3. Step 3: Cross multiply
    9,988.22x = 14,985.98 × 5,827.46
  4. Step 4: Simplify right side
    9,988.22x = 87,330,199.01
  5. Step 5: Solve for x
    x = 87,330,199.01/9,988.22
  6. Step 6: Final answer
    x = 8,743.32

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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.