Home / 6,681.47-10,017.50-2,931.44

Finding the Fourth Proportional to 6,681.47, 10,017.50 and 2,931.44

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Solution

The fourth proportional to 6,681.47, 10,017.50 and 2,931.44 is: 4,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.47 : 10,017.50 = 2,931.44 : x
  2. Step 2: Convert to fraction form
    6,681.47/10,017.50 = 2,931.44/x
  3. Step 3: Cross multiply
    6,681.47x = 10,017.50 × 2,931.44
  4. Step 4: Simplify right side
    6,681.47x = 29,365,635.46
  5. Step 5: Solve for x
    x = 29,365,635.46/6,681.47
  6. Step 6: Final answer
    x = 4,395.09

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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.