Home / 9,117.49-12,582.14-4,925.74

Finding the Fourth Proportional to 9,117.49, 12,582.14 and 4,925.74

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Solution

The fourth proportional to 9,117.49, 12,582.14 and 4,925.74 is: 6,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.49 : 12,582.14 = 4,925.74 : x
  2. Step 2: Convert to fraction form
    9,117.49/12,582.14 = 4,925.74/x
  3. Step 3: Cross multiply
    9,117.49x = 12,582.14 × 4,925.74
  4. Step 4: Simplify right side
    9,117.49x = 61,976,380.89
  5. Step 5: Solve for x
    x = 61,976,380.89/9,117.49
  6. Step 6: Final answer
    x = 6,797.52

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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.