Home / 3,283.61-4,925.40-975.11

Finding the Fourth Proportional to 3,283.61, 4,925.40 and 975.11

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Solution

The fourth proportional to 3,283.61, 4,925.40 and 975.11 is: 1,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.61 : 4,925.40 = 975.11 : x
  2. Step 2: Convert to fraction form
    3,283.61/4,925.40 = 975.11/x
  3. Step 3: Cross multiply
    3,283.61x = 4,925.40 × 975.11
  4. Step 4: Simplify right side
    3,283.61x = 4,802,806.79
  5. Step 5: Solve for x
    x = 4,802,806.79/3,283.61
  6. Step 6: Final answer
    x = 1,462.66

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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.