Home / 2,386.95-3,293.02-1,722.34

Finding the Fourth Proportional to 2,386.95, 3,293.02 and 1,722.34

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Solution

The fourth proportional to 2,386.95, 3,293.02 and 1,722.34 is: 2,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.95 : 3,293.02 = 1,722.34 : x
  2. Step 2: Convert to fraction form
    2,386.95/3,293.02 = 1,722.34/x
  3. Step 3: Cross multiply
    2,386.95x = 3,293.02 × 1,722.34
  4. Step 4: Simplify right side
    2,386.95x = 5,671,700.07
  5. Step 5: Solve for x
    x = 5,671,700.07/2,386.95
  6. Step 6: Final answer
    x = 2,376.13

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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.