Home / 4,875.51-6,730.91-3,085.36

Finding the Fourth Proportional to 4,875.51, 6,730.91 and 3,085.36

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Solution

The fourth proportional to 4,875.51, 6,730.91 and 3,085.36 is: 4,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.51 : 6,730.91 = 3,085.36 : x
  2. Step 2: Convert to fraction form
    4,875.51/6,730.91 = 3,085.36/x
  3. Step 3: Cross multiply
    4,875.51x = 6,730.91 × 3,085.36
  4. Step 4: Simplify right side
    4,875.51x = 20,767,280.48
  5. Step 5: Solve for x
    x = 20,767,280.48/4,875.51
  6. Step 6: Final answer
    x = 4,259.51

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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.