Home / 4,547.41-6,275.53-2,779.99

Finding the Fourth Proportional to 4,547.41, 6,275.53 and 2,779.99

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Solution

The fourth proportional to 4,547.41, 6,275.53 and 2,779.99 is: 3,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.41 : 6,275.53 = 2,779.99 : x
  2. Step 2: Convert to fraction form
    4,547.41/6,275.53 = 2,779.99/x
  3. Step 3: Cross multiply
    4,547.41x = 6,275.53 × 2,779.99
  4. Step 4: Simplify right side
    4,547.41x = 17,445,910.64
  5. Step 5: Solve for x
    x = 17,445,910.64/4,547.41
  6. Step 6: Final answer
    x = 3,836.45

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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.