Home / 5,315.16-7,337.58-4,117.47

Finding the Fourth Proportional to 5,315.16, 7,337.58 and 4,117.47

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Solution

The fourth proportional to 5,315.16, 7,337.58 and 4,117.47 is: 5,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.16 : 7,337.58 = 4,117.47 : x
  2. Step 2: Convert to fraction form
    5,315.16/7,337.58 = 4,117.47/x
  3. Step 3: Cross multiply
    5,315.16x = 7,337.58 × 4,117.47
  4. Step 4: Simplify right side
    5,315.16x = 30,212,265.52
  5. Step 5: Solve for x
    x = 30,212,265.52/5,315.16
  6. Step 6: Final answer
    x = 5,684.17

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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.