Home / 7,100.06-10,580.87-6,886.28

Finding the Fourth Proportional to 7,100.06, 10,580.87 and 6,886.28

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Solution

The fourth proportional to 7,100.06, 10,580.87 and 6,886.28 is: 10,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.06 : 10,580.87 = 6,886.28 : x
  2. Step 2: Convert to fraction form
    7,100.06/10,580.87 = 6,886.28/x
  3. Step 3: Cross multiply
    7,100.06x = 10,580.87 × 6,886.28
  4. Step 4: Simplify right side
    7,100.06x = 72,862,746.13
  5. Step 5: Solve for x
    x = 72,862,746.13/7,100.06
  6. Step 6: Final answer
    x = 10,262.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.