Home / 4,972.66-7,459.71-1,510.90

Finding the Fourth Proportional to 4,972.66, 7,459.71 and 1,510.90

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Solution

The fourth proportional to 4,972.66, 7,459.71 and 1,510.90 is: 2,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.66 : 7,459.71 = 1,510.90 : x
  2. Step 2: Convert to fraction form
    4,972.66/7,459.71 = 1,510.90/x
  3. Step 3: Cross multiply
    4,972.66x = 7,459.71 × 1,510.90
  4. Step 4: Simplify right side
    4,972.66x = 11,270,875.84
  5. Step 5: Solve for x
    x = 11,270,875.84/4,972.66
  6. Step 6: Final answer
    x = 2,266.57

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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.