Home / 7,283.84-10,045.49-6,155.03

Finding the Fourth Proportional to 7,283.84, 10,045.49 and 6,155.03

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Solution

The fourth proportional to 7,283.84, 10,045.49 and 6,155.03 is: 8,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.84 : 10,045.49 = 6,155.03 : x
  2. Step 2: Convert to fraction form
    7,283.84/10,045.49 = 6,155.03/x
  3. Step 3: Cross multiply
    7,283.84x = 10,045.49 × 6,155.03
  4. Step 4: Simplify right side
    7,283.84x = 61,830,257.47
  5. Step 5: Solve for x
    x = 61,830,257.47/7,283.84
  6. Step 6: Final answer
    x = 8,488.69

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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.