Home / 9,817.84-13,545-6,462.58

Finding the Fourth Proportional to 9,817.84, 13,545 and 6,462.58

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Solution

The fourth proportional to 9,817.84, 13,545 and 6,462.58 is: 8,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.84 : 13,545 = 6,462.58 : x
  2. Step 2: Convert to fraction form
    9,817.84/13,545 = 6,462.58/x
  3. Step 3: Cross multiply
    9,817.84x = 13,545 × 6,462.58
  4. Step 4: Simplify right side
    9,817.84x = 87,535,646.10
  5. Step 5: Solve for x
    x = 87,535,646.10/9,817.84
  6. Step 6: Final answer
    x = 8,915.98

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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.