Home / 8,893.46-12,271.52-5,307.32

Finding the Fourth Proportional to 8,893.46, 12,271.52 and 5,307.32

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Solution

The fourth proportional to 8,893.46, 12,271.52 and 5,307.32 is: 7,323.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.46 : 12,271.52 = 5,307.32 : x
  2. Step 2: Convert to fraction form
    8,893.46/12,271.52 = 5,307.32/x
  3. Step 3: Cross multiply
    8,893.46x = 12,271.52 × 5,307.32
  4. Step 4: Simplify right side
    8,893.46x = 65,128,883.53
  5. Step 5: Solve for x
    x = 65,128,883.53/8,893.46
  6. Step 6: Final answer
    x = 7,323.23

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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.