Home / 7,452.40-10,283.80-4,095.45

Finding the Fourth Proportional to 7,452.40, 10,283.80 and 4,095.45

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Solution

The fourth proportional to 7,452.40, 10,283.80 and 4,095.45 is: 5,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.40 : 10,283.80 = 4,095.45 : x
  2. Step 2: Convert to fraction form
    7,452.40/10,283.80 = 4,095.45/x
  3. Step 3: Cross multiply
    7,452.40x = 10,283.80 × 4,095.45
  4. Step 4: Simplify right side
    7,452.40x = 42,116,788.71
  5. Step 5: Solve for x
    x = 42,116,788.71/7,452.40
  6. Step 6: Final answer
    x = 5,651.44

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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.