Home / 6,612.04-9,121.14-5,037.40

Finding the Fourth Proportional to 6,612.04, 9,121.14 and 5,037.40

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Solution

The fourth proportional to 6,612.04, 9,121.14 and 5,037.40 is: 6,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.04 : 9,121.14 = 5,037.40 : x
  2. Step 2: Convert to fraction form
    6,612.04/9,121.14 = 5,037.40/x
  3. Step 3: Cross multiply
    6,612.04x = 9,121.14 × 5,037.40
  4. Step 4: Simplify right side
    6,612.04x = 45,946,830.64
  5. Step 5: Solve for x
    x = 45,946,830.64/6,612.04
  6. Step 6: Final answer
    x = 6,948.96

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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.