Home / 10,754.48-14,837.49-6,718.57

Finding the Fourth Proportional to 10,754.48, 14,837.49 and 6,718.57

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Solution

The fourth proportional to 10,754.48, 14,837.49 and 6,718.57 is: 9,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.48 : 14,837.49 = 6,718.57 : x
  2. Step 2: Convert to fraction form
    10,754.48/14,837.49 = 6,718.57/x
  3. Step 3: Cross multiply
    10,754.48x = 14,837.49 × 6,718.57
  4. Step 4: Simplify right side
    10,754.48x = 99,686,678.10
  5. Step 5: Solve for x
    x = 99,686,678.10/10,754.48
  6. Step 6: Final answer
    x = 9,269.31

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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.