Home / 9,988.07-14,984.27-4,993.16

Finding the Fourth Proportional to 9,988.07, 14,984.27 and 4,993.16

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Solution

The fourth proportional to 9,988.07, 14,984.27 and 4,993.16 is: 7,490.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.07 : 14,984.27 = 4,993.16 : x
  2. Step 2: Convert to fraction form
    9,988.07/14,984.27 = 4,993.16/x
  3. Step 3: Cross multiply
    9,988.07x = 14,984.27 × 4,993.16
  4. Step 4: Simplify right side
    9,988.07x = 74,818,857.59
  5. Step 5: Solve for x
    x = 74,818,857.59/9,988.07
  6. Step 6: Final answer
    x = 7,490.82

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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.