Home / 1,534.16-2,117.86-1,030.86

Finding the Fourth Proportional to 1,534.16, 2,117.86 and 1,030.86

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Solution

The fourth proportional to 1,534.16, 2,117.86 and 1,030.86 is: 1,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.16 : 2,117.86 = 1,030.86 : x
  2. Step 2: Convert to fraction form
    1,534.16/2,117.86 = 1,030.86/x
  3. Step 3: Cross multiply
    1,534.16x = 2,117.86 × 1,030.86
  4. Step 4: Simplify right side
    1,534.16x = 2,183,214.58
  5. Step 5: Solve for x
    x = 2,183,214.58/1,534.16
  6. Step 6: Final answer
    x = 1,423.07

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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.