Home / 7,217.90-9,957.93-4,384.26

Finding the Fourth Proportional to 7,217.90, 9,957.93 and 4,384.26

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Solution

The fourth proportional to 7,217.90, 9,957.93 and 4,384.26 is: 6,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.90 : 9,957.93 = 4,384.26 : x
  2. Step 2: Convert to fraction form
    7,217.90/9,957.93 = 4,384.26/x
  3. Step 3: Cross multiply
    7,217.90x = 9,957.93 × 4,384.26
  4. Step 4: Simplify right side
    7,217.90x = 43,658,154.18
  5. Step 5: Solve for x
    x = 43,658,154.18/7,217.90
  6. Step 6: Final answer
    x = 6,048.60

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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.