Home / 9,056.63-12,498.18-5,282.40

Finding the Fourth Proportional to 9,056.63, 12,498.18 and 5,282.40

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Solution

The fourth proportional to 9,056.63, 12,498.18 and 5,282.40 is: 7,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056.63 : 12,498.18 = 5,282.40 : x
  2. Step 2: Convert to fraction form
    9,056.63/12,498.18 = 5,282.40/x
  3. Step 3: Cross multiply
    9,056.63x = 12,498.18 × 5,282.40
  4. Step 4: Simplify right side
    9,056.63x = 66,020,386.03
  5. Step 5: Solve for x
    x = 66,020,386.03/9,056.63
  6. Step 6: Final answer
    x = 7,289.73

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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.