Home / 6,889.18-9,510.96-5,271.04

Finding the Fourth Proportional to 6,889.18, 9,510.96 and 5,271.04

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Solution

The fourth proportional to 6,889.18, 9,510.96 and 5,271.04 is: 7,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.18 : 9,510.96 = 5,271.04 : x
  2. Step 2: Convert to fraction form
    6,889.18/9,510.96 = 5,271.04/x
  3. Step 3: Cross multiply
    6,889.18x = 9,510.96 × 5,271.04
  4. Step 4: Simplify right side
    6,889.18x = 50,132,603.04
  5. Step 5: Solve for x
    x = 50,132,603.04/6,889.18
  6. Step 6: Final answer
    x = 7,277.01

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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.