Home / 1,594.32-2,195.40-1,478.16

Finding the Fourth Proportional to 1,594.32, 2,195.40 and 1,478.16

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Solution

The fourth proportional to 1,594.32, 2,195.40 and 1,478.16 is: 2,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.32 : 2,195.40 = 1,478.16 : x
  2. Step 2: Convert to fraction form
    1,594.32/2,195.40 = 1,478.16/x
  3. Step 3: Cross multiply
    1,594.32x = 2,195.40 × 1,478.16
  4. Step 4: Simplify right side
    1,594.32x = 3,245,152.46
  5. Step 5: Solve for x
    x = 3,245,152.46/1,594.32
  6. Step 6: Final answer
    x = 2,035.45

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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.