Home / 2,389.48-3,298.02-1,458.92

Finding the Fourth Proportional to 2,389.48, 3,298.02 and 1,458.92

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Solution

The fourth proportional to 2,389.48, 3,298.02 and 1,458.92 is: 2,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.48 : 3,298.02 = 1,458.92 : x
  2. Step 2: Convert to fraction form
    2,389.48/3,298.02 = 1,458.92/x
  3. Step 3: Cross multiply
    2,389.48x = 3,298.02 × 1,458.92
  4. Step 4: Simplify right side
    2,389.48x = 4,811,547.34
  5. Step 5: Solve for x
    x = 4,811,547.34/2,389.48
  6. Step 6: Final answer
    x = 2,013.64

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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.