Home / 7,223.10-10,829.35-4,877.29

Finding the Fourth Proportional to 7,223.10, 10,829.35 and 4,877.29

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Solution

The fourth proportional to 7,223.10, 10,829.35 and 4,877.29 is: 7,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.10 : 10,829.35 = 4,877.29 : x
  2. Step 2: Convert to fraction form
    7,223.10/10,829.35 = 4,877.29/x
  3. Step 3: Cross multiply
    7,223.10x = 10,829.35 × 4,877.29
  4. Step 4: Simplify right side
    7,223.10x = 52,817,880.46
  5. Step 5: Solve for x
    x = 52,817,880.46/7,223.10
  6. Step 6: Final answer
    x = 7,312.36

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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.