Home / 4,461.24-6,689.28-1,538.76

Finding the Fourth Proportional to 4,461.24, 6,689.28 and 1,538.76

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Solution

The fourth proportional to 4,461.24, 6,689.28 and 1,538.76 is: 2,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.24 : 6,689.28 = 1,538.76 : x
  2. Step 2: Convert to fraction form
    4,461.24/6,689.28 = 1,538.76/x
  3. Step 3: Cross multiply
    4,461.24x = 6,689.28 × 1,538.76
  4. Step 4: Simplify right side
    4,461.24x = 10,293,196.49
  5. Step 5: Solve for x
    x = 10,293,196.49/4,461.24
  6. Step 6: Final answer
    x = 2,307.25

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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.