Home / 4,970.16-6,865.56-3,395.52

Finding the Fourth Proportional to 4,970.16, 6,865.56 and 3,395.52

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Solution

The fourth proportional to 4,970.16, 6,865.56 and 3,395.52 is: 4,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.16 : 6,865.56 = 3,395.52 : x
  2. Step 2: Convert to fraction form
    4,970.16/6,865.56 = 3,395.52/x
  3. Step 3: Cross multiply
    4,970.16x = 6,865.56 × 3,395.52
  4. Step 4: Simplify right side
    4,970.16x = 23,312,146.29
  5. Step 5: Solve for x
    x = 23,312,146.29/4,970.16
  6. Step 6: Final answer
    x = 4,690.42

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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.