Home / 1,056.93-1,584.86-710.25

Finding the Fourth Proportional to 1,056.93, 1,584.86 and 710.25

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Solution

The fourth proportional to 1,056.93, 1,584.86 and 710.25 is: 1,065.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.93 : 1,584.86 = 710.25 : x
  2. Step 2: Convert to fraction form
    1,056.93/1,584.86 = 710.25/x
  3. Step 3: Cross multiply
    1,056.93x = 1,584.86 × 710.25
  4. Step 4: Simplify right side
    1,056.93x = 1,125,643.26
  5. Step 5: Solve for x
    x = 1,125,643.26/1,056.93
  6. Step 6: Final answer
    x = 1,065.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.