Home / 2,915.17-4,370.10-1,064.98

Finding the Fourth Proportional to 2,915.17, 4,370.10 and 1,064.98

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Solution

The fourth proportional to 2,915.17, 4,370.10 and 1,064.98 is: 1,596.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.17 : 4,370.10 = 1,064.98 : x
  2. Step 2: Convert to fraction form
    2,915.17/4,370.10 = 1,064.98/x
  3. Step 3: Cross multiply
    2,915.17x = 4,370.10 × 1,064.98
  4. Step 4: Simplify right side
    2,915.17x = 4,654,058.17
  5. Step 5: Solve for x
    x = 4,654,058.17/2,915.17
  6. Step 6: Final answer
    x = 1,596.50

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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.