Home / 7,256.22-10,012.74-4,271.40

Finding the Fourth Proportional to 7,256.22, 10,012.74 and 4,271.40

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Solution

The fourth proportional to 7,256.22, 10,012.74 and 4,271.40 is: 5,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.22 : 10,012.74 = 4,271.40 : x
  2. Step 2: Convert to fraction form
    7,256.22/10,012.74 = 4,271.40/x
  3. Step 3: Cross multiply
    7,256.22x = 10,012.74 × 4,271.40
  4. Step 4: Simplify right side
    7,256.22x = 42,768,417.64
  5. Step 5: Solve for x
    x = 42,768,417.64/7,256.22
  6. Step 6: Final answer
    x = 5,894.04

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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.