Home / 7,717.47-10,638.95-5,060.27

Finding the Fourth Proportional to 7,717.47, 10,638.95 and 5,060.27

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Solution

The fourth proportional to 7,717.47, 10,638.95 and 5,060.27 is: 6,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.47 : 10,638.95 = 5,060.27 : x
  2. Step 2: Convert to fraction form
    7,717.47/10,638.95 = 5,060.27/x
  3. Step 3: Cross multiply
    7,717.47x = 10,638.95 × 5,060.27
  4. Step 4: Simplify right side
    7,717.47x = 53,835,881.02
  5. Step 5: Solve for x
    x = 53,835,881.02/7,717.47
  6. Step 6: Final answer
    x = 6,975.85

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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.