Home / 7,235.60-9,946.36-6,522.80

Finding the Fourth Proportional to 7,235.60, 9,946.36 and 6,522.80

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Solution

The fourth proportional to 7,235.60, 9,946.36 and 6,522.80 is: 8,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.60 : 9,946.36 = 6,522.80 : x
  2. Step 2: Convert to fraction form
    7,235.60/9,946.36 = 6,522.80/x
  3. Step 3: Cross multiply
    7,235.60x = 9,946.36 × 6,522.80
  4. Step 4: Simplify right side
    7,235.60x = 64,878,117.01
  5. Step 5: Solve for x
    x = 64,878,117.01/7,235.60
  6. Step 6: Final answer
    x = 8,966.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.